// JavaScript Document
function checkform() 
{

if(document.contact.name.value == "")
{
	alert("Please Complete the Name Field");
	document.contact.name.focus();
	return false;
}
 if(document.contact.name.value!="")
 {
	     str=document.contact.name.value;
		 if(str.indexOf("<script")!=-1)
		 {
			  alert("<script> tags are strictly not allowed !");
			  document.contact.name.value="";
			  document.contact.name.focus();
			  return false;
		 }
}
if(!isNaN(document.contact.name.value))
{
	alert("Invalid Name ,Please Enter your Name !");
	document.contact.name.value="";
	document.contact.name.focus();
	return false;
}
if(document.contact.phone.value=="Telephone")
{
alert("Please Check the Telephone Field");
document.contact.phone.value="";
document.contact.phone.focus();
return false;
}

//For restricting script tags
if(document.contact.phone.value!="")
{
str=document.contact.phone.value;

		 if(str.indexOf("<script")!=-1)

		 {

			  alert("<script> tags are strictly not allowed !");

			  document.contact.phone.value="";

			  document.contact.phone.focus();

			  return false;

		 }
}
//For restricting script tags
if(document.contact.email.value == "")
{
alert("Please Complete the Email Field");
document.contact.email.focus();
return false;
}
//For restricting script tags
if(document.contact.email.value!= "")

{

	     str=document.contact.email.value;

		 if(str.indexOf("<script")!=-1)

		 {
			  alert("<script> tags are strictly not allowed !");

			  document.contact.email.value="";

			  document.contact.email.focus();

			  return false;

		 }
}
//For restricting script tags
if(!isEmail(document.contact.email.value))
{
alert("Please Check the Email Format");
document.contact.email.value="";
document.contact.email.focus();
return false;
}

else { return true; }
}