// JavaScript Document
function addClickEvent(obj, func){
	var oldonclick = obj.onclick;
	if(func != undefined){
		if (typeof obj.onclick != 'function'){
			obj.onclick = func;
		} else {
			obj.onclick = function(){
				oldonclick();
				func();
			}
		}
	}
}

function addLoadEvent(func){
	var oldonload = window.onload;
	if(func != undefined){
		if (typeof window.onload != 'function'){
			window.onload = func;
		} else {
			window.onload = function(){
				oldonload();
				func();
			}
		}
	}
}

function addUnloadEvent(func){
	var oldunload = window.onunload;
	if(func != undefined){
		if (typeof window.onunload != 'function'){
			window.onunload = func;
		} else {
			window.onunload = function(){
				oldunload();
				func();
			}
		}
	}
}

function getElementsByClassName(oElm, strTagName, strClassName){
  var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
	 var arrReturnElements = new Array();
	 strClassName = strClassName.replace(/\-/g, "\\-");
	 var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
	 var oElement;
	 for(var i=0; i<arrElements.length; i++){
	   oElement = arrElements[i];
	   if(oRegExp.test(oElement.className)){
	     arrReturnElements.push(oElement);
	   }
	 }
	 return (arrReturnElements)
}

function showDetails(menu, windowID, el_csv){
	val = $(menu).value;
	
	areas = el_csv.split(',');
	for(i=0; i<areas.length; i++){
		if(areas[i] == val){
			$(windowID +'_'+ areas[i]).show();
		}else{
			$(windowID +'_'+ areas[i]).hide();
		}
	}
}