function validateContact(){
	
	var cname,cemail,cphone,cGender,cContent;

   
   
   with(window.document.ContactForm)
      	{
			cname = Name;
			cemail= Email;
			cphone= Phone;
			cGender= Gender;
			cContent= Content;
		}
		
	
  if(trim(cname.value) == '')
   {
      showError('contactName','Name is required');
      cname.focus();
      return false;
   }
	

 if (cname.value.search(NAME)==-1) {
	  showError('contactName','The name has invalid characters');
	  cname.focus();
	  return false;
 }  
 
 
 
 
if(trim(cemail.value) == '')
   {
      showError('contactEmail','E-mail address is required');
      cemail.focus();
      return false;
   }
 
   
if(!isEmail(trim(cemail.value)))
   {
	  showError('contactEmail','Email address is not valid');
      cemail.focus();
      return false;
   }
 
 
 
 

if (cphone.value.search(DEGIT)==-1 || trim(cphone.value) == '') {
		showError('contactPhone','Phone number is required');
		cphone.focus();
		return false;
}


if(trim(cContent.value) == '')
   {
      showError('contactComment','Please leave your Question/Comment');
      cname.focus();
      return false;
   }




else
   {
      cname.value    = trim(cname.value);
      cemail.value   = trim(cemail.value);
	  cphone.value  = trim(cphone.value);
	  cContent.value= trim(cContent.value);
    	contactForm( ) ;
	    //return true;
   }
}






function trim(str)
{
   return str.replace(/^\s+|\s+$/g,'');
}

function isEmail(str)
{
   var regex = /^[-_.a-z0-9]+@(([-_a-z0-9]+\.)+(ad|ae|aero|af|ag|ai|al|am|an|ao|aq|ar|arpa|as|at|au|aw|az|ba|bb|bd|be|bf|bg|bh|bi|biz|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|com|coop|cr|cs|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|edu|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gh|gi|gl|gm|gn|gov|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|in|info|int|io|iq|ir|is|it|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|mg|mh|mil|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|museum|mv|mw|mx|my|mz|na|name|nc|ne|net|nf|ng|ni|nl|no|np|nr|nt|nu|nz|om|org|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|pro|ps|pt|pw|py|qa|re|ro|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|sl|sm|sn|so|sr|st|su|sv|sy|sz|tc|td|tf|tg|th|tj|tk|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|um|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw)|(([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5])\.){3}([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5]))$/i;
return regex.test(str);
}


//show Error massage
function showError(errorFildName,errormessage){
document.getElementById(errorFildName).style.backgroundImage=field_Error_Images;
document.getElementById(errorFildName).style.color=field_txt_Error_Color;
document.getElementById(errorFildName).value = errormessage;

}

//function to remove error massage.
function clText(thefield){
	if(thefield.value=="Name is required"||
	   thefield.value=="The name has invalid characters" ||
	   thefield.value=="E-mail address is required"||
	   thefield.value=="Phone number is required"||
	   thefield.value=="Please leave your Question/Comment"||
	   thefield.value=="Email address is not valid"){
		
			thefield.value='';
			thefield.style.backgroundImage = field_BG_image;
			thefield.style.color=field_txt_Color;
			
	}
} 



function contactForm( ){
$("#contactResult").empty().html('<img src="images/ajax-loader.gif" />');
var name = $('#contactName').val();
var email = $('#contactEmail').val();
var phone = $('#contactPhone').val();
var gender = $('#contactGender').val();
var comment = $('#contactComment').val();

$.ajax({ type: "POST",url: "lib/sentmail_contact.php",data: {'name': name, 'email': email, 'phone':phone, 'gender':gender, 'comment':comment },success: callback});
function callback(data, status)	{	$("#contactResult").html(data);}

}

//==============================================================
//variables
var field_Error_Images = "url('images/redError.png')";
var field_BG_image = "url('images/txtBack.jpg')";
var field_txt_Color= "#000000";
var field_txt_Error_Color= "#FFFFFF";

//validations
var NAME= /^[a-zA-Z\s]*$/;
var DEGIT=/^[0-9()+ -]*$/ ;