function IsNumeric(sText)
 
{
   var ValidChars = "0123456789.- ()";
   var IsNumber=true;
   var Char;
 
 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
 }
   
function validateForm(){
		var reg 	=  /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/;
		var address =  document.frm.email.value;

		//alert("aaja");
		
		if(document.frm.name.value == 'Name') {
			alert("Please enter your name");
			document.frm.name.focus();
			return false;
		}
	
		
		if(document.frm.phone.value == 'Phone') {
			alert("Please enter valid phone number.");
			document.frm.phone.focus();
			return false;
		}

	if (!IsNumeric(document.frm.phone.value))
	{
	 
	alert ("Please Enter your Phone No. in Numeric");
	document.frm.phone.focus();
	return false;
	}
		
		if(document.frm.email.value == 'Email') {
			alert("Please enter email ID");
			document.frm.email.focus();
			return false;
		} 			

		else if(document.frm.email.value !='') {
				if(reg.test(address) == false){
					alert("Please enter valid email ID");
					document.frm.email.focus();
					return false;
				}
		}

		if(document.frm.comments.value == 'Comments') {
			alert("Please enter your comment.");
			document.frm.comments.focus();
			return false;
		}
	
		
				if (document.frm.security_code.value == "")  
				{
					alert("Please enter the security code.");
					document.frm.security_code.focus();
					return (false);
				}
				if(document.frm.security_code.value != "")
				{ 
					jQuery.ajax({
					   type: "POST",
					   url: "ajax.php",
					   data: "&captchacode="+document.frm.security_code.value+"&name="+document.frm.name.value+"&email="+document.frm.email.value+"&phone="+document.frm.phone.value+"&comments="+document.frm.comments.value,
					   success: function(msg){ 
					   	//alert(msg);
						 if(msg != '0')
						 {
							 /*document.form_email.security_code.value='';
							 document.form_email.name.value='';
							 document.form_email.email.value='';
							 document.form_email.phone.value='';
							 document.form_email.comments.value='';*/
							 window.location.href="thanks.html";
							 //return true;
						 }
						 else
						 {
							alert('Please enter correct security code.');
							document.frm.security_code.focus();
							flag = 0;
							return false;
						 }
					   }
					 });
				 }
				 return false;
			
	//return true;
}