// javascript helpers //

function goURL(destination) {
  location.href=destination;
  // if you don't want it in the history then use window.location.replace(destination);
}

function packArray(unpacked){
	var packed = [];
	for (var i in unpacked) packed[i] = escape(unpacked[i]);
	return packed.join(";");
}

function loadXMLDoc(fname) {
	var xmlDoc;
	if (window.ActiveXObject) {
		xmlDoc=new ActiveXObject("Microsoft.XMLDOM");
	} else if (document.implementation && document.implementation.createDocument) {
		xmlDoc=document.implementation.createDocument("","",null);
	} else {
		alert('Your browser cannot handle this script');
	}
	xmlDoc.async=false;
	xmlDoc.load(fname);
	return(xmlDoc);
}

//  if(window.attachEvent) window.attachEvent("onload",initiateRestoreStyles);

  function initiateRestoreStyles() {
    setTimeout("restoreStyles()",500);
    setTimeout("restoreStyles()",1000);
  }

  function restoreStyles() {
    inputList = document.getElementsByTagName("INPUT");
    for (i=0;i<inputList.length;i++) if (inputList[i].style.backgroundColor !="") inputList[i].style.backgroundColor = "";
    selectList = document.getElementsByTagName("SELECT");
    for (i=0;i<selectList.length;i++) if(inputList[i].style.backgroundColor !="") selectList[i].style.backgroundColor = "";
  }

   var letters='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
   var numbers='1234567890';
   var decimals='.';
   var datechars='/-';
   var signs=',.:;@-\'';
   var mathsigns='+-=()*/';
   var custom='<>#$%&?¿';
   var lastcharpressed='';
   var lastascpressed=0;

////// these are keypress handlers that trap every key pressed and store it in the global lastcharpressed variable

   function trapKeyDownEvents () {
      // sets a handler to trap every keydown
      if (document.layers) { // NETSCAPE NAVIGATOR 4
         document.captureEvents(Event.KEYDOWN);
         document.onkeydown=keyDownHandler;
      } else if (document.all) { // INTERNET EXPLORER 4+
         document.onkeydown=keyDownHandler;
      } else if (document.getElementById) { // Netscape 6/Gecko
         var targetObject=document;
         targetObject.addEventListener("keydown",keyDownHandler,false);
      }
   }
   function keyDownHandler (e) {
      // fires on every KeyDown event, captures event,  and stores the result in the global lastcharpressed
      eventObj=(document.all)?event:e;
      if (document.layers) { // NETSCAPE NAVIGATOR 4
         lastascpressed=eventObj.which;
      } else if (document.all) { // INTERNET EXPLORER 4+
         lastascpressed=eventObj.keyCode;
      } else if (document.getElementById) { // Netscape 6/Gecko
         lastascpressed=eventObj.which;
      }
      if (lastascpressed>47) lastcharpressed=String.fromCharCode(lastascpressed);
      return (true);
   }

   function keypressinit() {
      // initializes the KeyPress event handler when the page loads.
      trapKeyDownEvents();
      self.focus;
   }

   function keyin(validcharacters,e) { // returns true if the last character struck is in the validcharacters or indeterminate or control
      eventObj=(document.all)?event:e;
      if (document.layers) { // NETSCAPE NAVIGATOR 4
         lastascpressed=eventObj.which;
      } else if (document.all) { // INTERNET EXPLORER 4+
         lastascpressed=eventObj.keyCode;
      } else if (document.getElementById) { // Netscape 6/Gecko
         lastascpressed=eventObj.which;
      }
      lastcharpressed=String.fromCharCode(lastascpressed);

      // denying $ sign to be pressed in number fields
      if (lastascpressed==36) return false;
      if (lastascpressed<48) return (true);
      if (lastascpressed>122) return (true);
      // alert(lastcharpressed+" in "+validcharacters+" at "+(validcharacters).indexOf(lastcharpressed));
      if ((validcharacters).indexOf(lastcharpressed)<0) return (false);
      else return (true);
   }


/////////// these use the keyhandlers

   function isnumbercharacter(e) { // returns true if the character is a number 0-9
      return keyin(numbers,e);
   }
   function isfloatcharacter(e) { // returns true if the character is a number 0-9 or a decimal
      return keyin(numbers+decimals,e);
   }
   function isdatecharacter(e) { // returns true if the character is a date character 0-9 -
      return keyin(numbers+datechars,e);
   }
   function isphonecharacter(e) { // returns true if the character is a phone character )(- x
      return keyin(numbers+"ext )(.-",e);
   }
   function isemailcharacter(e) { // returns true if the character is an acceptable email character a-zA-Z0-9@._-
      return keyin(numbers+letters+"@_\.-",e);
   }

   function formatmy(datestr) {
     /* format month-year takes messy dates including short dates 3/02 and returns a date string pointing to the first day of the month e.g. 3/1/2002 */
     /* use: onblur="javascript:this.value=formatmy(this.value)" */
     /* for better results add onkeypress="return isdatecharacter(event);" to the form tag */
     var curdate = new Date();
     var curyear = (curdate.getYear()%100)+1980;  // to project 20 years forward and 80 years back (for birthdays, etc)
     datestr = datestr.split("-").join("/").split(".").join("/").split(" ").join("");
     if ( datestr == "" )  {
        return(datestr);
     }
     // split the datestr into a 3 part array (mm/dd/yy)
     var mmddyy = datestr.split("/");
     if (mmddyy.length==2) { // bozo put in month/year
        mmddyy[2]=mmddyy[1];
        mmddyy[1]=1;
     }
     if ( mmddyy.length != 3 )  {
        return("NaN");
     }
     // convert the year to a four digit year
     if ( mmddyy[2].length == 2 )  {
        if ( Math.abs(curyear-parseFloat('19'+mmddyy[2])) <= Math.abs(curyear-parseFloat('20'+mmddyy[2])) )     {
           mmddyy[2] = '19'+mmddyy[2];
        }     else     {
           mmddyy[2] = '20'+mmddyy[2];
        }
     }
     // rebuild the datestr from the formatted array, and check to see if it contains a valid date
     var tmpdate = new Date( datestr=mmddyy.join("/") );
     if ( tmpdate == "NaN" || tmpdate == "Invalid" ) return("BAD");
     if ( parseFloat(mmddyy[0]) == tmpdate.getMonth()+1  &&  parseFloat(mmddyy[1]) == tmpdate.getDate()  && parseFloat(mmddyy[2]) > 1900  &&  parseFloat(mmddyy[2]) < 2100 ) return(datestr);
     return("BAD");
   }
   function formatdate(datestr) {
     var curdate = new Date();
     var curyear = (curdate.getYear()%100)+1980;  // to project 20 years forward and 80 years back (for birthdays, etc)
     datestr = datestr.split("-").join("/").split(".").join("/").split(" ").join("");
     if ( datestr == "" )  {
        return(datestr);
     }
     // split the datestr into a 3 part array (mm/dd/yy)
     var mmddyy = datestr.split("/");
     if ( mmddyy.length != 3 )  {
        return("NaN");
     }
     // convert the year to a four digit year
     if ( mmddyy[2].length == 2 )  {
        if ( Math.abs(curyear-parseFloat('19'+mmddyy[2])) <= Math.abs(curyear-parseFloat('20'+mmddyy[2])) )     {
           mmddyy[2] = '19'+mmddyy[2];
        }     else     {
           mmddyy[2] = '20'+mmddyy[2];
        }
     }
     // rebuild the datestr from the formatted array, and check to see if it contains a valid date
     var tmpdate = new Date( datestr=mmddyy.join("/") );
     if ( tmpdate == "NaN" || tmpdate == "Invalid" ) return("NaN");
     if ( parseFloat(mmddyy[0]) == tmpdate.getMonth()+1  &&  parseFloat(mmddyy[1]) == tmpdate.getDate()  && parseFloat(mmddyy[2]) > 1900  &&  parseFloat(mmddyy[2]) < 2100 ) return(datestr);
     return("NaN");
   }
   function isvaliddate(datestr) {
     if ( datestr.length < 6 ) return false;
     var tmpdate = new Date(datestr);
     if (tmpdate == "NaN" || tmpdate == "Invalid") return(false);
     return true;
   }
   function infopopup(url) {
      var windowoptions='toolbar=no,width=640,height=480,titlebar=no,directories=no,status=no,scrollbars=yes,resizable=yes,menubar=no';
      poppy=window.open(url,'poppy',windowoptions);
      poppy.focus();
      return false;
   }

   function isvalidemail (emailStr,showAlerts) {
      var emailPat=/^(.+)@(.+)$/;
      var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
      var validChars="\[^\\s" + specialChars + "\]";
      var quotedUser="(\"[^\"]*\")";
      var atom=validChars + '+';
      var word="(" + atom + "|" + quotedUser + ")";
      var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
      var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

      var matchArray=emailStr.match(emailPat);
      if (matchArray==null) {
      	if (showAlerts) alert("Email address seems incorrect \n\nCheck @ and .'s.");
      	return false;
      }
      var user=matchArray[1];
      var domain=matchArray[2];

      if (user.match(userPat)==null) {
          if (showAlerts) alert("Email address seems incorrect \n\nCheck the part left of the @.");
          return false;
      }

      var domainArray=domain.match(domainPat);
      if (domainArray==null) {
      	if (showAlerts) alert("Email address seems incorrect. \n\nCheck the part right of the @.");
         return false;
      }
      var atomPat=new RegExp(atom,"g");
      var domArr=domain.match(atomPat);
      var len=domArr.length;
      if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3) {
         if (showAlerts) alert("Email address seems incorrect. \n\nCheck the ending.");
         return false;
      }
      if (len<2) {
         if (showAlerts) alert("Email address seems incorrect. \n\nCheck the name between the @ and the ending.");
         return false;
      }
      return true;
   }

<!-- showing a display:none div layer -->
function showDiv(divid, status) {
	if (status=='employment') {
		hideDiv('worktypeF');
		hideDiv('worktypeP');
		hideDiv('worktypeT');
		if (document.getElementById('worktypeS'))		hideDiv('worktypeS');
		if (document.getElementById('worktypeI'))		hideDiv('worktypeI');
	}

	var divl=document.getElementById(divid)
	divl.style.display="block";
	divl.style.visibility="visible";
}
function hideDiv(divid) {
	var divl=document.getElementById(divid)
	divl.style.display="none";
	divl.style.visibility="hidden";
}

function showStyle(styleid) {
  showhideStyle(styleid, true);
}
function hideStyle(styleid) {
  showhideStyle(styleid, false);
}
function showhideStyle(styleid, showit) {
  var ie=(document.all)?true:false;
  var elements=(ie)?document.all:document.getElementsByTagName('*');
  // var elements = document.getElementsByTagName(xxtagnamexx);
  for (var i=0; i<elements.length; i++) {
    var node=elements.item(i);
    for (var j=0; j<node.attributes.length; j++) {
      if ((node.attributes.item(j).nodeName=='class')&&(node.attributes.item(j).nodeValue==styleid)) {
        if (showit) {
          eval("node.style.visibility='visible'");
          eval("node.style.display='block'");
        } else { // hideit
          eval("node.style.visibility='hidden'");
          eval("node.style.display='none'");
        }
      }
    }
  }
}

<!-- counting the difference between two dates -->
function dateDiff(datevalue1, datevalue2) {
  date1 = new Date();
  date2 = new Date();
  diff  = new Date();
  if (isvaliddate(datevalue1)) { // Validates first date
    date1temp = new Date(datevalue1 + " " + "00:00:00am");
    date1.setTime(date1temp.getTime());
  }
  else return false; // otherwise exits
  if (isvaliddate(datevalue2) ) { // Validates second date
    date2temp = new Date(datevalue2 + " " + "00:00:00am");
    date2.setTime(date2temp.getTime());
  }
  else return false; // otherwise exits
  // sets difference date to difference of first date and second date
  diff.setTime(Math.abs(date1.getTime() - date2.getTime()));
  timediff = diff.getTime();
  days = Math.floor(timediff / (1000 * 60 * 60 * 24));
  return days;
}

function isValidTime(S) {
  return /^([01]?[0-9]|[2][0-3])(:[0-5][0-9])?$/.test(S)
}

function isValidCurrency(S) {
	if (S.length==0) return true;
	else return /^\d+(\.\d{0,2})?$/ .test(S);
}

function changeCSSStyle(id, newClass) {
  identity=document.getElementById(id);
  identity.className=newClass;
}

function new_win(target, w,h) {
	w1=window.open('', target,'resizable=no,menubar=no,status=no,scrollbars=yes,width='+w+',height='+h);
}

function flyUP(URL, w, h) {
  day = new Date();
  id = day.getTime();
  eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width='+w+',height='+h+',left = 0,top = 0');");
}

lyr=null;
xOs=6;
yOs=15;

function moveLyr(lyrObj,x,y) {
	lyrObj.top = y;
	lyrObj.left = x;
}

function mouseMove(e) {
	if (lyr) moveLyr(lyr,event.x + xOs + document.body.scrollLeft,event.y + yOs + document.body.scrollTop);
}

function showTip(which,MPX,MPY) {
	lyr = document.all[which].style;
	moveLyr(lyr,MPX + xOs + document.body.scrollLeft,MPY + yOs + document.body.scrollTop);
	document.onmousemove = mouseMove;
	lyr.visibility = "visible";
}

function hideTip(which) {
	document.all[which].style.visibility = "hidden";
	lyr=null;
}

function parseNumeric(value, type) {
	if (type=='float'){
		if (value.length==0)
			return 0
		else
			return parseFloat(value)
	}

	if (type=='int'){
		if (value.length==0)
			return 0
		else
			return parseInt(value)
	}
}

// extra-safe round function
function round_decimals(original_number, decimals) {
	var result1 = original_number*Math.pow(10, decimals)
	var result2 = Math.round(result1)
	var result3 = result2/Math.pow(10, decimals)
	return result3;
}


var mainmenuitems=new Array(); // key is main menu id, value is array of menu objects
var menuitems=new Array(); // key is main menu id, value is array of menu objects

function add_mainmenu(itemname,itemlink) {
  if (itemlink.length>0) { mainmenuitems.push(new Menu('<a href="'+itemlink+'" class=buttons>'+itemname+'</a>')); }
  else { mainmenuitems.push(new Menu(itemname)); }
  menuitems[(mainmenuitems.length)-1]=new Array();
}
function add_submenuitem(itemname,itemlink) {
  menuitems[(mainmenuitems.length)-1].push(new MenuItem(itemname,itemlink));
}

function menuinit() {
  if (!window.standards) return;
  if (window.inited) return;
  //////////////////////////////////  GLOBAL OFFSET VARIABLES //////////////////////////////
  if(bw.wIE || bw.ns) {
    menuOffsetTop = 3; // first level menu. smaller number is more up
    menuOffsetLeft = 2; // first level menu. smaller number is more right.
  } else if(bw.mIE) {
    menuOffsetTop = -1; // first level menu. smaller number is more right
    menuOffsetLeft = -6; // first level menu. smaller number is more right
  } else {
    menuOffsetTop = 0;
  }
  submenuOffsetTop = -14 ;// smaller number is closer to top

  if(bw.wIE) submenuOffsetLeft = -12; // left-side menu. smaller number is closer to menu
  else if(bw.mIE) submenuOffsetLeft = -4; // left-side menu. smaller number is closer to menu

  submenuOffsetRight = 0;// right-side menu.  smaller number is closer to menu.

  //////////////////////////////////  creating menus //////////////////////////////

  var uiMenubar = new Menubar();

  // populate the menu bar
  for (mainmenuid in mainmenuitems) {
    uiMenubar.add(mainmenuitems[mainmenuid]);
    for (subitem in menuitems[mainmenuid]) {
      (mainmenuitems[mainmenuid]).add(menuitems[mainmenuid][subitem]);
    }
  }

  // turn on the menu bar
  uiMenubar.useMouseOver();
  document.body.appendChild(uiMenubar);
  uiMenubar.setWidth("auto",0);
  window.inited = true;
}

////////////////////////////////////// rss embedding /////////////

function buildTableFromURL(url, containerElement) {
	containerElement.append("<div id='loading'><img src='/images/icons/loading.gif' /></div>");
	var returnObj = {
		url: arguments.url,
		containerElement: arguments.containerElement,
		getContent: function (){
				var links=[];
				$.ajax({
					type: "GET",
					url: url,
					dataType: "xml",
					error: function(request,error) { alert('Error in buildTableFromRSS: '+ error + 'in url ' + url );},
					success: function(xml) {
						links.push($(xml).find('title:eq(0)').text());
			  			//get list of links from RSS
						$(xml).find('item').each(function(i){
							var title = $(this).find('title').text();
							var description = $(this).find('description').text();
							var link = $(this).find('link').text();
							links.push('<a href="'+link+'">'+title+'</a><br>'+description);
						});
						buildTableFromArray(links, containerElement);
				 }
			});
		}
	}
	return returnObj;
};

function buildTableFromArray(anArray, containerElement) {
	var postData="data="+packArray(anArray);
	$.ajax({
	type: "POST",
	  url: "/support/totable_fromarray.php",
	  dataType: "text",
	  error: function(request,error) { alert('Error in buildTableFromArray: '+error);},
	  data: postData,
	  success: function(data) {
		var $response=$(data);
		containerElement.find("#loading:first").hide();
		containerElement.append($response.html());
	  }
	});
}

// displayHotCandidates("",  $("#hotCandidatesContent"));
var displayHotCandidates = function(id, containerElement) {
	var url = '/general_rss_candidates_by_facility.html?id=' + id;
	var HotTable = buildTableFromURL(url, containerElement);
	HotTable.getContent();
};

// $($("span:contains('Jobs')")[0]).click(
//   displayHotJobs("",  $("#jobsContent"))
//   $(this).unbind("click", process_click);
// );
var displayHotJobs = function(id, containerElement) {
	var url = '/general_rss_jobs_by_facility.html?id=' + id;
	var HotTable = buildTableFromURL(url, containerElement);
	HotTable.getContent();
};


var displayCandidateTooltip = function(id, containerElement){
	var url = '/general_popup_candidate.html?id='+id;
	$.ajax({
		type: "GET",
		url: url,
		dataType: "text",
		success: function(data) {
			containerElement.css('background-image:none;width:60%;');
			containerElement.append(data);
			containerElement.find("div:first").hide();
			//var api = containerElement.tooltip();
			//api.hide();
			//api.show();
		}
	});

};

var manageCandidateTooltip = function(id, rid, containerElement){
	var url = '/manage_popup_candidate.html?id='+id+'&returnto='+document.URL+"&userid="+rid;
	$.ajax({
		type: "GET",
		url: url,
		dataType: "text",
		success: function(data) {
			containerElement.css('background-image:none;width:60%;');
			containerElement.append(data);
			containerElement.find("div:first").hide();
			//var api = containerElement.tooltip();
			//api.hide();
			//api.show();
		}
	});

};