function send_contact(){
	 var bgObj   = document.createElement("div"); 
	 bgObj.id    = "contact_bg";
	 bgObj.style.cssText = "position:fixed;left:0px;top:0px;width:100%;px;height:100%;filter:Alpha(Opacity=30);opacity:0.3;background-color:#000000;z-index:199;";
	 document.body.appendChild(bgObj); 
	
	 
	 x = document.body.scrollWidth;
	 x = x / 2;
	  x = x - 100;
	 y = $(window).scrollTop();
	 y = y + 300;

	 var bgObj1  = document.createElement("div"); 
	 bgObj1.id="contact_loading";
	 bgObj1.style.cssText = "position:absolute;left:"+x+"px;top:"+y+"px;width:auto;height:auto;z-index:201;";
	 document.body.appendChild(bgObj1); 
	 document.getElementById('contact_loading').innerHTML = "<img src='"+_Web_Url +"/system/media/img/model/loading.gif'>";
	  
	  title          = $("#txt_title").val();
	  name           = $("#txt_name").val();
	  phone          = $("#txt_phone").val();
	  email          = $("#txt_email").val();
	  contents       = $("#txt_contents").val();
	  
	  $.ajax({
		  type: "POST",
		  url: _Web_Url + "/index.php/M_model/M_contact/send_mail/",
		  data:{
		  	'title':title,
			'name':name,
			'phone':phone,
			'email':email,
			'contents':contents
		  },
		  success: function(data){
			 close_contact();
			 alert('感謝您的留言，我們將盡速與您聯絡');
			  size = $("input").length-2;
			  for(i=0;i<=size;i++){
				$("input").get(i).value = '';
			  }
			  size = $("textarea").length-1;
			  for(i=0;i<=size;i++){
					$("textarea").get(i).value = '';
			  }
			  
		  }
	  });
}

function close_contact(){   //刪除產生出來的div元素
	var O = document.getElementById("contact_bg");
	O.parentNode.removeChild(O);
	var O2 = document.getElementById("contact_loading");
	O2.parentNode.removeChild(O2);
}

function load_contact(){
	try{
		tmp = document.getElementById('contact_send').id;
		$("#contact_send").click(function() {
		   send_contact();
		   return false;
		});	
		$("#contact_cancel").click(function() {
		  size = $("input").length-2;
		  for(i=0;i<=size;i++){
		  	$("input").get(i).value = '';
		  }
		  size = $("textarea").length-1;
		  for(i=0;i<=size;i++){
		  		$("textarea").get(i).value = '';
		  }
		});	
	}catch(err){}
}