function validate(form_id,email)
 {
 
	 if(document.getElementById("cinterested").value=="select")
	 {
	 	alert("Select the option");
		document.getElementById("cinterested").focus();
		return false;
		
	 }
	 if(document.getElementById("ccomments").value=="")
	 {
	 	alert("Enter the Comments");
		document.getElementById("ccomments").focus();
		return false;
		
	 }
	 if(document.getElementById("cfirstName").value=="")
	 {
	 	alert("Enter the First name");
		document.getElementById("cfirstName").focus();
		return false;
		
	 }
	 if(document.getElementById("ctitle").value=="")
	 {
	 	alert("Enter the last title");
		document.getElementById("ctitle").focus();
		return false;
		
	 }
	    if(document.getElementById("txtEmail").value=="")
		 {
			 var email1=document.getElementById("txtEmail").value;
			 alert("Enter Your Email Id");
			 document.getElementById("txtEmail").focus();
			 return false;
		 }
            var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		    var address = document.forms[form_id].elements[email].value;
		    if(reg.test(address) == false) 
		    {
			 alert('Invalid Email Address');
			 return false;
		    }		
		
		 if(document.getElementById("ctelephone").value=="")
		 {
			alert("Enter the Phone no");
			document.getElementById("ctelephone").focus();
			return false;
			
		 } 
 
 }