function sendMessage()
{
    var a = new Array("msg_subj","client_name","email","human_ver","msg_body");    
    for (i = 0;i < a.length;i++){
    	$("#"+a[i]).removeClass('reg_in_err');
    }	


    var data = new Object();
    data['msg_subj']=document.getElementById('msg_subj').value;
	data['client_name']=document.getElementById('client_name').value;
	data['email']=document.getElementById('email').value;
	data['human_ver']=document.getElementById('human_ver').value;
	data['msg_body']=document.getElementById('msg_body').value;
    
	 $.ajax({
	   type: "POST",
	   url: "/ajax_php/contact_us_ajax.php",
	   dataType: "json",
	   data: data,
	   success: process_SendMes
	 });
	 
   $("#err_block").hide();
   $("#err_list").empty();
   $("#submit_status").html('<img src="images/loading.gif" align="absmiddle"> Loading. Please Wait..');
}    
function process_SendMes(json) 
{
	if(json.status==1)
	{
		if (json.name_code==1)
		{
			$("#err_list").append('<li>Please type your name</li>');
			$("#client_name").addClass("reg_in_err");
		}		
				
		if (json.msg_subj_code==1)
		{
			$("#err_list").append('<li>Please type subject of your message</li>');
			$("#msg_subj").addClass("reg_in_err");
		}	
		
		if (json.msg_body_code==1)
		{
			$("#err_list").append('<li>Please type your message</li>');
			$("#msg_body").addClass("reg_in_err");
		}			
		if (json.email_code==1)
		{
			$("#err_list").append('<li>Please enter your e-mail address</li>');
			$("#email").addClass("reg_in_err");
		}	

		if (json.email_code==2)
		{
			$("#err_list").append('<li>Entered email address is invalid</li>');
			$("#email").addClass("reg_in_err");
		}	

		if (json.captcha_code==1)
		{
			var r=Math.random()*7;
			$("#sm_human_ver_img").attr({ src: "utils/code.php?r="+r});			
			$("#err_list").append('<li>Invalid human verification code</li>');
			$("#human_ver").addClass("reg_in_err");
		}

		$("#submit_status").empty();
		$("#err_block").fadeIn("slow");
			
	}	
	else {
		$("#err_block").hide();
   		$("#err_list").empty();
		$("#submit_status").html("Your message has been sent.")
	}
}