var ie= (navigator.appName=="Microsoft Internet Explorer")?1:0;
var ns= (navigator.appName=="Netscape")?1:0;
var sz=13; //default stylesheet
var currentMode=null;
function hideOpen(div){
	var myDiv=getDiv(div);
	if(myDiv.style.display=="none"){	
			myDiv.style.display = "block";
	}else{	
			myDiv.style.display = "none";	
	}
}
function sizeup(){
	if(currentMode==null || currentMode=="SMALL"){
		selectStyleSheet("LARGE");
		currentMode="LARGE";
	}else if(currentMode=="LARGE"){
		selectStyleSheet("VERY_LARGE");
		currentMode="VERY_LARGE";
	}else if(currentMode=="VERY_LARGE"){
		selectStyleSheet("VERY_VERY_LARGE");
		currentMode="VERY_VERY_LARGE";
	}
}
function sizedown(){
	if(currentMode==null || currentMode=="SMALL"){
		selectStyleSheet("SMALL");
		currentMode="SMALL";
	}else if(currentMode=="LARGE"){
		selectStyleSheet("SMALL");
		currentMode="SMALL";
	}else if(currentMode=="VERY_LARGE"){
		selectStyleSheet("LARGE");
		currentMode="LARGE";
	}
	else if(currentMode=="VERY_VERY_LARGE"){
		selectStyleSheet("VERY_LARGE");
		currentMode="VERY_LARGE";
	}
}
function getDiv(div){
	var myDiv=null;
	var myCheck=null;
	var el, i, objs = document.getElementsByTagName("div");
	for (i = objs.length; --i >= 0 && (el = objs[i]);){
		if (el.id == div){
			myDiv=el;
			break;
		}
	}
	return myDiv;	
}
function getImg(img){
	var myDiv=null;
	var myCheck=null;
	var el, i, objs = document.getElementsByTagName("img");
	for (i = objs.length; --i >= 0 && (el = objs[i]);){
		if (el.id == img){
			myDiv=el;
			break;
		}
	}
	return myDiv;	
}
function selectStyleSheet(mode) {
var li; // link items - that is, stylesheets
//make sure we're under limit
   for(var i=0; li=document.getElementsByTagName("link")[i]; i++) {
     if(li.getAttribute("rel").indexOf("style") != -1 && li.getAttribute("title")) {
     	if(li.getAttribute("title")=="article"){
			var smallArticleStyle= li;
      	}
     	if(li.getAttribute("title").indexOf("articleLarge") !=-1){
			var largeArticleStyle= li;
      	}
      	if(li.getAttribute("title").indexOf("articleVeryLarge") !=-1){
			var veryLargeArticleStyle= li;
      	}
      	if(li.getAttribute("title").indexOf("articleVeryVeryLarge") !=-1){
			var veryVeryLargeArticleStyle= li;
      	}
	 }
   }
   if(mode=="LARGE"){
   	veryLargeArticleStyle.disabled=true;
   	veryVeryLargeArticleStyle.disabled=true;
   	smallArticleStyle.disabled=true;
   	largeArticleStyle.disabled=true;
   	largeArticleStyle.disabled=false;
   }else if(mode=="VERY_LARGE"){
   		veryVeryLargeArticleStyle.disabled=true;
   		veryLargeArticleStyle.disabled=true;
   		largeArticleStyle.disabled=true;
   		smallArticleStyle.disabled=true;
   		veryLargeArticleStyle.disabled=false;
   }else if(mode=="VERY_VERY_LARGE"){
   		veryVeryLargeArticleStyle.disabled=true;
   		veryLargeArticleStyle.disabled=true;
   		largeArticleStyle.disabled=true;
   		smallArticleStyle.disabled=true;
   		veryVeryLargeArticleStyle.disabled=false;
   }else{
   	veryVeryLargeArticleStyle.disabled=true;
   	veryLargeArticleStyle.disabled=true;
   	largeArticleStyle.disabled=true;
   	smallArticleStyle.disabled=true;
   	smallArticleStyle.disabled=false;
   }
}
function openTkpPopup(width,height,source){
	req = getRequest(source,response = function(req){	
	//alert(req.responseText);
			try{
				//display response in popup
				document.getElementById('tkpInsidePopup').innerHTML= req.responseText;
				document.getElementById('jobPopupTkp').style.display="block";
			}catch(e){
				
			}
	},"GET",true);
	req.send(url);
}
function closeTkpPopup(){
	document.getElementById('jobPopupTkp').style.display="none";
}