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 E-mail ID")
		   return false
		}

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

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

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

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

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

 		 return true					
	}

function ValidateForm(){
	var emailID=document.mail.email
	var uname=document.mail.txtname
	var mssg=document.mail.msg
	var msglen=document.mail.msg.value.length
	var Phone=document.mail.phone
	var digits = "0123456789";


	if ((mssg.value==null)||(mssg.value=="")){
		alert("Please Enter your Description")
		mssg.focus()
		return false
	}
	if (msglen < 50)
	{
		alert("Description should be minimum 50 Char.")
		mssg.focus()
		return false
	}	

	if ((uname.value==null)||(uname.value=="")){
		alert("Please Enter your Name")
		uname.focus()
		return false
	}
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please Enter your Email ID")
		emailID.focus()
		return false
	}
	
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}

	if ((Phone.value==null)||(Phone.value==""))
	{
		alert("Please Enter your Phone Number")
		Phone.focus()
		return false
	}
	if (Numeric_pin(Phone.value)==false)
	{
		alert("Please Enter Numeric Value")
		Phone.focus()
		return false
	}
	
	return true
	
 }

function Numeric_pin(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         
		 return false;
         }
      }
   return IsNumber;
   
   }


function focusIt()
{
document.mail.txtname.focus()
}