// JavaScript Document

window.onload = initAll;
function $(id) { return document.getElementById(id); }

function initAll() {
	//document.forms["messinfo"].elements[0].focus();	
	var allLinks = document.getElementsByTagName("a");		
	for (var i=0; i<allLinks.length; i++) {
		if (allLinks[i].className.indexOf("menuLink") > -1) {
			allLinks[i].onmouseover = toggleMenu;
				allLinks[i].onclick = function() {
					return false;
			}
		}//弹出菜单
		
		if(allLinks[i].className.indexOf("column") > -1) {
			allLinks[i].onmouseover = changeFod;
			allLinks[i].onclick = function() {
				return false;
			}
		}//高低反光荧幕布切换
			
		if (allLinks[i].getAttribute("rel") && allLinks[i].getAttribute("rel") == "external"){
			allLinks[i].onclick = function(){
				window.open(this.getAttribute('href'));
				return false;
			}
		}//打开外部链接
		
	}
	var allTables = document.getElementsByTagName("table");
	for(var i = 0; i < allTables.length; i++) {		
		if(allTables[i].className.indexOf("hygy") > -1) {									           for(var i = 0; i < document.getElementsByTagName("tr").length; i++) {
			   if(i % 2 == 0) {
			   document.getElementsByTagName("tr")[i].style.backgroundColor = "#ccc";			
		   	   }
		   }
		}
	}
		
	for (var i=0; i< document.forms.length; i++) {
		document.forms[i].onsubmit = function() {return validForm();}
	}//留言表单验证	
	
	iFocusChange();		
		
	magnifier.init({
        cont : document.getElementById('magnifier'),
       	img : document.getElementById('magnifierImg'),
      	mag : document.getElementById('mag'),
       	scale : 9
	});
	

}
function toggleMenu() {
	var startMenu = this.href.lastIndexOf("/")+1;
	var stopMenu = this.href.lastIndexOf(".");
	var thisMenuName = this.href.substring(startMenu,stopMenu);

	document.getElementById(thisMenuName).style.display = "block";

	this.parentNode.className = thisMenuName;
	this.parentNode.onmouseout = function() {
		document.getElementById(this.className).style.display = "none";
	}
	this.parentNode.onmouseover = function() {
		document.getElementById(this.className).style.display = "block";
	}
	
}

function jumpPage() {	
	document.getElementById("newLocation").selectedIndex = 0;
	document.getElementById("newLocation").onchange = function jumpPage() {
		var newLoc = document.getElementById("newLocation");
		var newPage = newLoc.options[newLoc.selectedIndex].value;
	
		if(newPage != "") {
			window.location = newPage;
	
		}
	}
	
}

function changeFod() {
	var startMenu = this.href.lastIndexOf("/")+1;
	var stopMenu = this.href.lastIndexOf(".");
	var thisMenuName = this.href.substring(startMenu,stopMenu);		
	var thisMenu = document.getElementById(thisMenuName);
	var menuH = document.getElementById("menuH");
	var menuF = document.getElementById("menuF");
	if(thisMenu.id=="menuH") {
		menuH.className = "show";
		menuF.className = "hidden";
	}
	else if(thisMenu.id=="menuF"){
		menuH.className = "hidden";
		menuF.className = "show";
	}
}

function checkspace(checkstr) {
  var str = "";
  for(i = 0; i < checkstr.length; i++) {
    str = str + "";
  }
  return (str == checkstr);
}

function checkpro(){
	if(checkspace(document.product.key.value)){
	 	alert("Keywords is null");
		 return false;
	}
	else
		 return true;	
}

function checkuu(){
    if(checkspace(document.loginfo.username.value)) {
		document.loginfo.username.focus();
    	alert("UserName is null");
		return false;
  	}
    if(checkspace(document.loginfo.password.value)) {
		document.loginfo.password.focus();
   	 alert("Password is null");
		return false;
  }
    if(checkspace(document.loginfo.passcode.value)){
		document.loginfo.passcode.focus();
		alert("Safety Code is null");
		return false;
	}
	if(document.loginfo.passcode.value==""){
		alert("Please input Safety Code");
		return false;
	}
	if(isNaN(document.loginfo.passcode.value)){
		alert("Safety Code must be number");
		return false;
	}
}

function checkmess(){
   if(checkspace(document.messinfo.messsubject.value)) {
	document.messinfo.messsubject.focus();
    alert("Please input the subject");
	return false;
  }
   if(checkspace(document.messinfo.messusername.value)) {
	document.messinfo.messusername.focus();
    alert("Please input your name");
	return false;
  }
  if(document.messinfo.messemail.value.length!=0){
    if (document.messinfo.messemail.value.charAt(0)=="." ||        
         document.messinfo.messemail.value.charAt(0)=="@"||       
         document.messinfo.messemail.value.indexOf('@', 0) == -1 || 
         document.messinfo.messemail.value.indexOf('.', 0) == -1 || 
         document.messinfo.messemail.value.lastIndexOf("@")==document.messinfo.messemail.value.length-1 || 
         document.messinfo.messemail.value.lastIndexOf(".")==document.messinfo.messemail.value.length-1){
      	alert("Wrong email format");
      	document.messinfo.messemail.focus();
      	return false;
      	}
   	}
  else{
   	 alert("Email is null");
   	 document.messinfo.messemail.focus();
   	return false;
  }
   if(checkspace(document.messinfo.messfrom.value)) {
	document.messinfo.messfrom.focus();
    alert("Please input your country");
	return false;
  }
     if(checkspace(document.messinfo.messcontent.value)) {
	document.messinfo.messcontent.focus();
    alert("Please input the comments");
	return false;
  }

}

function RefreshImage(valImageId) {
	var objImage = document.images[valImageId];
	if (objImage == undefined) {
		return;
	}
	var now = new Date();
	objImage.src = objImage.src.split('?')[0] + '?x=' + now.toUTCString();
}


function validForm() {
	var allGood = true;
	var allTags = document.getElementsByTagName("*");

	for (var i=0; i<allTags.length; i++) {
		if (!validTag(allTags[i])) {
			allGood = false;
		}
	}
	return allGood;

	function validTag(thisTag) {
		var outClass = "";
		var allClasses = thisTag.className.split(" ");
	
		for (var j=0; j<allClasses.length; j++) {
			outClass += validBasedOnClass(allClasses[j]) + " ";
		}
	
		thisTag.className = outClass;
	
		if (outClass.indexOf("invalid") > -1) {
			thisTag.focus();
			if (thisTag.nodeName == "INPUT") {
				thisTag.select();
			}
			return false;
		}
		return true;
		
		function validBasedOnClass(thisClass) {
			var classBack = "";
		
			switch(thisClass) {
				case "":
				case "invalid":
					break;
				case "reqd":
					if (allGood && thisTag.value == "") {
						classBack = "invalid ";
					}
					classBack += thisClass;
					break;
				default:
					classBack += thisClass;
			}
			return classBack;
		}
	}
}

//google
var _gaq = _gaq || [];
  _gaq.push(['_setAccount', 'UA-19467672-1']);
  _gaq.push(['_trackPageview']);

  (function() {
    var ga = document.createElement('script'); 
	ga.type = 'text/javascript'; ga.async = true;
    ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
    var s = document.getElementsByTagName('script')[0]; 
	s.parentNode.insertBefore(ga, s);
  })();
  
//Product Img Focus Change 
function moveElement(elementID,final_x,final_y,interval) {
  if (!document.getElementById) return false;
  if (!document.getElementById(elementID)) return false;
  var elem = document.getElementById(elementID);
  if (elem.movement) {
    clearTimeout(elem.movement);
  }
  if (!elem.style.left) {
    elem.style.left = "0px";
  }
  if (!elem.style.top) {
    elem.style.top = "0px";
  }
  var xpos = parseInt(elem.style.left);
  var ypos = parseInt(elem.style.top);
  if (xpos == final_x && ypos == final_y) {
		return true;
  }
  if (xpos < final_x) {
    var dist = Math.ceil((final_x - xpos)/10);
    xpos = xpos + dist;
  }
  if (xpos > final_x) {
    var dist = Math.ceil((xpos - final_x)/10);
    xpos = xpos - dist;
  }
  if (ypos < final_y) {
    var dist = Math.ceil((final_y - ypos)/10);
    ypos = ypos + dist;
  }
  if (ypos > final_y) {
    var dist = Math.ceil((ypos - final_y)/10);
    ypos = ypos - dist;
  }
  elem.style.left = xpos + "px";
  elem.style.top = ypos + "px";
  var repeat = "moveElement('"+elementID+"',"+final_x+","+final_y+","+interval+")";
  elem.movement = setTimeout(repeat,interval);
}

function classNormal(iFocusBtnID,iFocusTxID){
	var iFocusBtns= $(iFocusBtnID).getElementsByTagName('li');
	var iFocusTxs = $(iFocusTxID).getElementsByTagName('li');
	for(var i=0; i<iFocusBtns.length; i++) {
		iFocusBtns[i].className='normal';
		iFocusTxs[i].className='normal';
	}
}

function classCurrent(iFocusBtnID,iFocusTxID,n){
	var iFocusBtns= $(iFocusBtnID).getElementsByTagName('li');
	var iFocusTxs = $(iFocusTxID).getElementsByTagName('li');
	iFocusBtns[n].className='current';
	iFocusTxs[n].className='current';
}

function iFocusChange() {
	if(!$('ifocus')) return false;
	$('ifocus').onmouseover = function(){atuokey = true};
	$('ifocus').onmouseout = function(){atuokey = false};
	var iFocusBtns = $('ifocus_btn').getElementsByTagName('li');
	var listLength = iFocusBtns.length;
	iFocusBtns[0].onmouseover = function() {
		moveElement('ifocus_piclist',0,0,5);
		classNormal('ifocus_btn','ifocus_tx');
		classCurrent('ifocus_btn','ifocus_tx',0);
	}
	if (listLength>=2) {
		iFocusBtns[1].onmouseover = function() {
			moveElement('ifocus_piclist',0,-280,5);
			classNormal('ifocus_btn','ifocus_tx');
			classCurrent('ifocus_btn','ifocus_tx',1);
		}
	}
	if (listLength>=3) {
		iFocusBtns[2].onmouseover = function() {
			moveElement('ifocus_piclist',0,-560,5);
			classNormal('ifocus_btn','ifocus_tx');
			classCurrent('ifocus_btn','ifocus_tx',2);
		}
	}
	if (listLength>=4) {
		iFocusBtns[3].onmouseover = function() {
			moveElement('ifocus_piclist',0,-895,5);
			classNormal('ifocus_btn','ifocus_tx');
			classCurrent('ifocus_btn','ifocus_tx',3);
		}
	}
}

setInterval('autoiFocus()',5000);
var atuokey = false;
function autoiFocus() {
	if(!$('ifocus')) return false;
	if(atuokey) return false;
	var focusBtnList = $('ifocus_btn').getElementsByTagName('li');
	var listLength = focusBtnList.length;
	for(var i=0; i<listLength; i++) {
		if (focusBtnList[i].className == 'current') var currentNum = i;
	}
	if (currentNum==0&&listLength!=1 ){
		moveElement('ifocus_piclist',0,-280,5);
		classNormal('ifocus_btn','ifocus_tx');
		classCurrent('ifocus_btn','ifocus_tx',1);
	}
	if (currentNum==1&&listLength!=2 ){
		moveElement('ifocus_piclist',0,-560,5);
		classNormal('ifocus_btn','ifocus_tx');
		classCurrent('ifocus_btn','ifocus_tx',2);
	}
	if (currentNum==2&&listLength!=3 ){
		moveElement('ifocus_piclist',0,-895,5);
		classNormal('ifocus_btn','ifocus_tx');
		classCurrent('ifocus_btn','ifocus_tx',3);
	}
	if (currentNum==3 ){
		moveElement('ifocus_piclist',0,0,5);
		classNormal('ifocus_btn','ifocus_tx');
		classCurrent('ifocus_btn','ifocus_tx',0);
	}
	if (currentNum==1&&listLength==2 ){
		moveElement('ifocus_piclist',0,0,5);
		classNormal('ifocus_btn','ifocus_tx');
		classCurrent('ifocus_btn','ifocus_tx',0);
	}
	if (currentNum==2&&listLength==3 ){
		moveElement('ifocus_piclist',0,0,5);
		classNormal('ifocus_btn','ifocus_tx');
		classCurrent('ifocus_btn','ifocus_tx',0);
	}
}

//设置和移除文本框默认值
/*$(document).ready(function() {
    $(".key").each(function() {
        var vdefault = this.value;
        $(this).focus(function() {
            if(this.value == vdefault) {
                this.value = "";
            }
        });
        $(this).blur(function() {
            if(this.value == "") {
                this.value = vdefault;
            }
        });
    });
});*/