// JavaScript Document
function formCheck1(formobj){
 
		var fieldRequired = Array("Newsletter");
		var fieldDescription = Array("Newsletter");
		var alertMsg = "Please Enter your Valid Email Address";
		var l_Msg = alertMsg.length;
 
		for (var i = 0; i < fieldRequired.length; i++){
			var obj = formobj.elements[fieldRequired[i]];
			if (obj){
				switch(obj.type){
				case "select-one":
					if (obj.selectedIndex == -1 || obj.options[obj.selectedIndex].text == ""){
						alert("Please Enter your Valid Email Address");
					}
					break;
				case "select-multiple":
					if (obj.selectedIndex == -1){
						alert("Please Enter your Valid Email Address");
					}
					break;
				case "text":
				case "textarea":
					if (obj.value == "" || obj.value == null){
						alert("Please Enter your Valid Email Address");
					}
					break;
				default:
				}
				if (obj.type == undefined){
					var blnchecked = false;
					for (var j = 0; j < obj.length; j++){
						if (obj[j].checked){
							blnchecked = true;
						}
					}
					if (!blnchecked){
						alert("Please Enter your Valid Email Address");
					}
				}
			}
		}
 
		if (alertMsg.length == l_Msg){
			return ValidateForm1();
		}else{
			alert(alertMsg);
			return false;
		}
	}
 
function echeck1(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("Please Enter your Valid Email Address")
		   return false
		}
 
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please Enter your Valid Email Address")
		   return false
		}
 
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please Enter your Valid Email Address")
		    return false
		}
 
		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please Enter your Valid Email Address")
	    return false
		 }
 
		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please Enter your Valid Email Address")
		    return false
		 }
 
		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please Enter your Valid Email Address")
		    return false
		 }
 
		 if (str.indexOf(" ")!=-1){
		    alert("Please Enter your Valid Email Address")
		    return false
		 }
 		 return true					
	}
 
function ValidateForm1(){
	var emailID=document.Newsletters.Newsletter
 
	if ((emailID.value==null)||(emailID.value==""))
	{
		alert("Please Enter your Valid Email Address")
		emailID.focus()
		return false
	}
	else if (echeck1(emailID.value)==false)
	{
		emailID.value=""
		emailID.focus()
		return false
	}
	else
	{
		return true
	}
 }