function isEmpty(str)
{
	// Check whether string is empty.
	for (var intLoop = 0; intLoop < str.length; intLoop++)
	   if (" " != str.charAt(intLoop))
		  return false;
	return true;
}

function validate_required(field,alerttxt)
{
	var x=field.value;
	with (field)
	{
		if (value==null||value=="")
		{
			 alert(alerttxt);focus();return false
		}
		else if(isEmpty(x))
		{
			alert(alerttxt);focus();return false
		}		
	else {return true}
	}				
}
function stringVal(x)
{
	var str=new String(x);
	str=str.replace(/'/g,"''");
	str=str.replace(/&/g," and ");
	return str;
}
function echeck(field)
{	
	var str=field.value;
	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	with (field)
	{
		if (str.indexOf(at)==-1)
		{
		   alert("Invalid E-mail ID")
		   focus();
		   return false
		}
	
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)
		{
		   alert("Invalid E-mail ID")
		   focus();
		   return false
		}
	
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)
		{
			alert("Invalid E-mail ID")
			focus();
			return false
		}
	
		if (str.indexOf(at,(lat+1))!=-1)
		{
			alert("Invalid E-mail ID")
			focus();
			return false
		}
	
		if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)
		{
			alert("Invalid E-mail ID")
			focus();
			return false 
		}
	
		if (str.indexOf(dot,(lat+2))==-1)
		{
			alert("Invalid E-mail ID")
			focus();
			return false 
		}
		
		if (str.indexOf(" ")!=-1)
		{
			alert("Invalid E-mail ID")
			focus();
			return false 
		}
		return true		
	}
}

/************************FILE EXTENSION*************************************************/

function checkFileExt(ctrl) 
{
	//set the name of our form
    var form = document.frmObjective;
    //retrieve our control
    var file = DOMCall(ctrl).value;
    var type = "";
    //create an array of acceptable files
    var validExtensions = new Array(".flv", ".mpeg", ".wmv", ".wma");
    var allowSubmit = false;
    //if our control contains no file then alert the user
    if (file.indexOf("\\") == -1)
    {
        alert("You must select a file before hitting the Submit button");
        return false;;
    }
    else
    {
        //get the file type
        type = file.slice(file.indexOf("\\") + 1);
        var ext = file.slice(file.lastIndexOf(".")).toLowerCase();
        //loop through our array of extensions
        for (var i = 0; i < validExtensions.length; i++) 
        {
            //check to see if it's the proper extension
            if (validExtensions[i] == ext) 
            { 
                //it's the proper extension
                allowSubmit = true; 
            }
        }
    }
    //now check the final bool value
    if (allowSubmit == false)
    {
        //let the user know they selected a wrong file extension
        alert("Only files with extensions " + (extArray.join("  ").toUpperCase()) + " are allowed");
        return false;
    }
    else
    {
        return true
    }       
    return allowSubmit;
}

//Sample Usage in C#
//Button1.Attributes.Add("onclick","return checkFileExt('csvUpload'); return false;");

//Sample Usage in VB.Net
//Button1.Attributes.Add("onclick","return checkFileExt('csvUpload'); return false;")

/************************END FILE EXTENSION*************************************************/




/************************MENU SCRIPT*************************************************/
var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var enableanchorlink=0 //Enable or disable the anchor link when clicked on? (1=e, 0=d)
var hidemenu_onclick=1 //hide menu when user clicks within menu? (1=yes, 0=no)
var horizontaloffset=1 //horizontal offset of menu from default location. (0-5 is a good value)

/////No further editting needed

var ie5=document.all
var ns6=document.getElementById&&!document.all

function getposOffset(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}

function showhide(obj, e, visible, hidden){
if (ie5||ns6)
dropmenuobj.style.left=dropmenuobj.style.top=-500
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
obj.visibility=visible
else if (e.type=="click")
obj.visibility=hidden
}

function iecompattest(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=ie5 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x-obj.offsetWidth < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure+obj.offsetWidth+(horizontaloffset*2) //no space to the right of page? Move menu over to the left
}
else{
var topedge=ie5 && !window.opera? iecompattest().scrollTop : window.pageYOffset
var windowedge=ie5 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move menu up?
edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight
if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either? (position at top of viewable window then)
edgeoffset=dropmenuobj.y
}
}
return edgeoffset
}

function dropdownmenu(obj, e, dropmenuID){
if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
if (typeof dropmenuobj!="undefined") //hide previous menu
dropmenuobj.style.visibility="hidden"
clearhidemenu()
if (ie5||ns6){
obj.onmouseout=delayhidemenu
dropmenuobj=document.getElementById(dropmenuID)
if (hidemenu_onclick) dropmenuobj.onclick=function(){dropmenuobj.style.visibility='hidden'}
dropmenuobj.onmouseover=clearhidemenu
dropmenuobj.onmouseout=ie5? function(){ dynamichide(event)} : function(event){ dynamichide(event)}
showhide(dropmenuobj.style, e, "visible", "hidden")
dropmenuobj.x=getposOffset(obj, "left")
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+obj.offsetWidth+horizontaloffset+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+"px"
}
return clickreturnvalue()
}

function clickreturnvalue(){
if ((ie5||ns6) && !enableanchorlink) return false
else return true
}

function contains_ns6(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function dynamichide(e){
if (ie5&&!dropmenuobj.contains(e.toElement))
delayhidemenu()
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhidemenu()
}

function delayhidemenu(){
delayhide=setTimeout("dropmenuobj.style.visibility='hidden'",disappeardelay)
}

function clearhidemenu(){
if (typeof delayhide!="undefined")
clearTimeout(delayhide)
}
/*****************************************************************************************************/
/*****************************************************************************************************/


/*****************************************************************************************************/
/********************************   OVER LAY POSITION  ***********************************************/
/*****************************************************************************************************/

	function getposoffset(overlay, offsettype)
	{
		var totaloffset = (offsettype == "left")? overlay.offsetLeft : overlay.offsetTop;
		var parentEl = overlay.offsetParent;
		while (parentEl!= null)
		{
			totaloffset = (offsettype == "left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
			parentEl = parentEl.offsetParent;
		}
		return totaloffset;
	} 
   function showpopup(curobj,subobjstr, opt_position)
   {
   	
		if (curobj)
		{
		var subobj = document.getElementById(subobjstr);
		//subobj.style.display = (subobj.style.display!= "block")? "block" : "none";
		var xpos = getposoffset(curobj, "left") + ((typeof opt_position!= "undefined" && opt_position.indexOf("right")!=-1)? -(subobj.offsetWidth - curobj.offsetWidth) : 0);
		var ypos = getposoffset(curobj, "top") + ((typeof opt_position!= "undefined" && opt_position.indexOf("bottom")!=-1)? curobj.offsetHeight : 0);
		subobj.style.left = xpos + "px";
		subobj.style.top = ypos + "px";
		//subobj.style.z-index=1002;
		return false;/**/
		}
		else return true; 

   }
   /******************************************************************************************************/