function ValidateLinks(f)
{
     
	if(f.txtName.value=="")
	{
		alert("Please Enter The Name");
		f.txtName.focus()
		return false;
	}
	if(f.txtEmail.value=="")
	{
		alert("Please Enter The Email");
		f.txtEmail.focus()
		return false;
	}
	if(f.txtAddress.value=="")
	{
		alert("Please Enter The Address");
		f.txtAddress.focus()
		return false;
	}
	if(f.txtCountry.value=="") 
	{
		alert("Please Enter The Country");
		f.txtCountry.focus()
		return false;
	}
	if(f.txtCity.value=="")
	{
		alert("Please Enter The City");
		f.txtCity.focus()
		return false;
	}
	if(f.txtZip.value=="")
	{
		alert("Please Enter The Zip Code");
		f.txtZip.focus()
		return false;
	}
	if(f.txtPhone.value=="")
	{
		alert("Please Enter The Phone");
		f.txtPhone.focus()
		return false;
	}
	if(f.sltCatelogue.selectedIndex == 0)
	{
		alert("Please Select The Request");
		f.sltCatelogue.focus()
		return false;
	}
	if(f.txtMsg.value=="")
	{
		alert("Please Enter The Query");
		f.txtMsg.focus()
		return false;
	}
	
f.submit();	
}


function isNumberKey(evt)
      {
         var charCode = (evt.which) ? evt.which : event.keyCode
         if (charCode > 31 && (charCode < 48 || charCode > 57))
		 	return false;
			

         return true;
}





// start Email Check Function
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.frmCatelogue.txtEmail
	var Phone=document.frmCatelogue.txtPhone
	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 ((Phone.value==null)||(Phone.value==""))
	{
		alert("Please Enter your Phone Number")
		Phone.focus()
		return false
	}
	if (checkInternationalPhone(Phone.value)==false)
	{
		alert("Please Enter a Valid Phone Number")
		Phone.value=""
		Phone.focus()
		return false
	}
	return true
 }
 
// end Email Check Function

var digits = "0123456789";
var phoneNumberDelimiters = "()- ";
var validWorldPhoneChars = phoneNumberDelimiters + "+";
var minDigitsInIPhoneNumber = 10;
function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}
function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
   return returnString;
}

function checkInternationalPhone(strPhone)
{
s=stripCharsInBag(strPhone,validWorldPhoneChars);
return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}

//End Valid Phone Number Check Function