function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)

		if (lstr!= 0)
		{
				
			
			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
			 }
			 
			 /* checking for more than 2 dots after the @ sign*/
			 var rdotpos=str.indexOf(dot,(lat+1))
			 var rdot1=str.substring((rdotpos+1),lstr)
			 
			 if (rdot1.indexOf(dot)!=-1)
			 {
			 	alert("Invalid E-mail ID")
			    return false
			 }
		}	
 		 return true					
	}


function ValidateForm(){
	var emailID=document.frmSample.txtEmail
	
	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
	}
	return true
 }
 
function ToCellValidate(objMobileNo,txtCountry)
{
	//alert (objMobileNo);
	if (objMobileNo=="")
	{
		alert("Please enter the Mobile number");
		return false
	}

	var y = objMobileNo 

	if(isNaN(y)||y.indexOf(" ")!=-1)
	{
		alert("Please enter valid mobile number");
		return false 
	} 
		
	if (txtCountry=='India')
	{
		if (y.charAt(0)!="9")
		{
			alert("The mobile number must start with 9 ");
			return false
		}
	}

	if (y.length<10||y.length>10)
	{
		alert("The Mobile number you Entered is not 10 digit number. Please enter only 10 digit number");
		return false
	}
	
	return true	
}


function ToCellsValidate1(objMobileNo)
{
	//alert (objMobileNo);
	if (objMobileNo=="")
	{
		alert("Please enter the Mobile number");
		return false
	}

	var y = objMobileNo 

	if(isNaN(y)||y.indexOf(" ")!=-1)
	{
		alert("Please enter valid mobile number");
		return false 
	} 
		
	if (y.length<10||y.length>10)
	{
		alert("The Mobile number you Entered is not 10 digit number. Please enter only 10 digit number");
		return false
	}
	
	return true	
}