function toggle(objId, imgId){
 	 
 	if (document.getElementById(objId).style.display == "none")
	{
		document.getElementById(objId).style.display = "block";
		if (imgId != null)
			document.getElementById(imgId).src = "images/en/minus.gif";
	}
	else
	{
		document.getElementById(objId).style.display = "none";
		if (imgId != null)
			document.getElementById(imgId).src = "images/en/plus.gif";
	}
 }

function MM_findObj(n, d) { //v4.01
  var p,i,x;  
  if(!d) d=document;
   
  if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; 
    n=n.substring(0,p);
   }
  
  if(!(x=d[n])&&d.all) 
  	x=d.all[n]; 
  	
  for (i=0;!x&&i<d.forms.length;i++) 
  	x=d.forms[i][n];

  for(i=0;!x&&d.layers&&i<d.layers.length;i++) 
  	x=MM_findObj(n,d.layers[i].document);
  	
  if(!x && d.getElementById) 
  	x=d.getElementById(n); 
  
  return x;
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; 
  for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) 
  	x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; 
  document.MM_sr=new Array; 
  for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){
   	document.MM_sr[j++]=x; 
   	if(!x.oSrc) 
   		x.oSrc=x.src; 
   		x.src=a[i+2];
   }
}

function checkMail(Email,Ctrl )
{
	var at = Email.indexOf("@");
	var str = Email.length;
	var dot = Email.indexOf(".");

	if (at==-1 || at==0 || at==str){
		validatePrompt (Ctrl, "Please enter a valid e-mail address");
		return (false);
	}
	
	if (dot==-1 || dot==0 || dot==str){
	    validatePrompt (Ctrl, "Please enter a valid e-mail address");
		return (false);
	}

	if (Email.indexOf("@",(at+1))!=-1){
	    validatePrompt (Ctrl, "Please enter a valid e-mail address");
		return (false);
	}

	 if (Email.substring(at-1,at)=="." || Email.substring(at+1,at+2)=="."){
	    validatePrompt (Ctrl, "Please enter a valid e-mail address");
		return (false);
	 }

	 if (Email.indexOf(".",(at+2))==-1){
	    validatePrompt (Ctrl, "Please enter a valid e-mail address");
		return (false);
	 }
		
	 if (Email.indexOf(" ")!=-1){
	    validatePrompt (Ctrl, "Please enter a valid e-mail address");
		return (false);
	 }
 		return (true);
}

function validatePrompt (Ctrl, PromptStr) {
	alert (PromptStr)
	Ctrl.focus();
	return;
}