function videopromoWin(URL){
		vPWin = window.open(URL,'vpWin',
		'width=517,height=413,toolbar=0,directories=0,menubar=0,status=0,resizable=0,location=0,scrollbars=0,copyhistory=0');
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid Email Address")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid Email Address")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
			alert("Invalid Email Address")
			return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
			alert("Invalid Email Address")
			return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
			alert("Invalid Email Address")
			return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
			alert("Invalid Email Address")
			return false
		 }
		
		 if (str.indexOf(" ")!=-1){
			alert("Invalid Email Address")
			return false
		 }

		 return true					
	}