function validate()
      {
        if(form1.emailTxt.value == "")
        {
         alert("Email Required");
         form1.emailTxt.focus();
         return false;
        }
		
		var myEmail = form1.emailTxt.value;
		var tomatch = /^([0-9a-zA-Z]([-.\w]*[0-9a-zA-Z])*@([0-9a-zA-Z][-\w]*[0-9a-zA-Z]\.)+[a-zA-Z]{2,9})$/;
		
		if(!tomatch.test(myEmail))
		{
			alert('Valid Email Required');
			form1.emailTxt.focus();
			return false
		}  
      }