var defaultImg = new Array();
var overImg = new Array();
var currentImg = new Array();


defaultImg['homeImg'] = new Image();
overImg['homeImg'] = new Image();

defaultImg['mapImg'] = new Image();
overImg['mapImg'] = new Image();

defaultImg['messageImg'] = new Image();
overImg['messageImg'] = new Image();

defaultImg['cartImg'] = new Image();
overImg['cartImg'] = new Image();

defaultImg['cartAddImg'] = new Image();
overImg['cartAddImg'] = new Image();

defaultImg['squareImg'] = new Image();
overImg['squareImg'] = new Image();

defaultImg['homeImg'].src = "images_design/home_sign.gif";
overImg['homeImg'].src = "images_design/home_sign_act.gif";

defaultImg['mapImg'].src = "images_design/map_sign.gif";
overImg['mapImg'].src = "images_design/map_sign_act.gif";

defaultImg['messageImg'].src = "images_design/message_sign.gif";
overImg['messageImg'].src = "images_design/message_sign_act.gif";

defaultImg['cartImg'].src = "images_design/cart.gif";
overImg['cartImg'].src = "images_design/cart_act.gif";

defaultImg['cartAddImg'].src = "images_design/cart_add.gif";
overImg['cartAddImg'].src = "images_design/cart_add_act.gif";

defaultImg['squareImg'].src = "images_design/square.gif";
overImg['squareImg'].src = "images_design/square_act.gif";


function initDefault() 
{
	var oSignTbl = document.getElementById("signTbl");
	var tdColl = oSignTbl.getElementsByTagName('td');

  	for (var i=0; i < tdColl.length; i++) 
  	{ 		
  		tdColl[i].onmouseover = signAction;
    	tdColl[i].onmouseout = signAction;   
  	}
  
	var leftMenuTbl = document.getElementById("leftMenuTbl");  
	var tdColl = leftMenuTbl.getElementsByTagName('td');
  
  	for (var i=0; i < tdColl.length; i++) 
  	{  
  		tdColl[i].onmouseover = menuAction;
   		tdColl[i].onmouseout = menuAction;
   		tdColl[i].onclick = menuClick;     
	}
	
	var leftBlock = document.getElementById("leftBlock");  
	var divColl = leftBlock.getElementsByTagName('div');

  	for (var i=0; i < divColl.length; i++) 
  	{  
  		divColl[i].onmouseover = menuAction;
   		divColl[i].onmouseout = menuAction;
   		divColl[i].onclick = menuClick;       		   
	}
}

function menuAction()
{	
	var squareId = document.getElementById(this.id + "Square");
	
	this.style.cursor = "hand";
	
	if(squareId.src == defaultImg['squareImg'].src)
	{	
		squareId.src = overImg['squareImg'].src;
	}
	else if(squareId.src == overImg['squareImg'].src)
	{	
		squareId.src = defaultImg['squareImg'].src;
	}
}

function menuClick()
{
	var linkId = document.getElementById(this.id + "Link");
	
	document.location = linkId.href
}

function signAction()
{
	var oLink = document.getElementById(this.id + "Link");
	var oImg = document.getElementById(this.id + "Img");
	var imgId = this.id + "Img";
	
	this.style.cursor = "hand";
	
	if(oImg.src == defaultImg[imgId].src)
	{	
		oImg.src = overImg[imgId].src;
		oLink.style.color = "#F64159";
	}
	else if(oImg.src == overImg[imgId].src)
	{	
		oImg.src = defaultImg[imgId].src;
		oLink.style.color = "#192760";
	}
}

function linkAction(imgId)
{
	var oImg = document.getElementById(imgId);
	
	if(oImg.src == defaultImg[imgId].src)
	{	
		oImg.src = overImg[imgId].src;
	}
	else if(oImg.src == overImg[imgId].src)
	{	
		oImg.src = defaultImg[imgId].src;
	}
}

function actionCart(id)
{
	var imgId = id + "CartImg";

	var oImg = document.getElementById(imgId);
	/*var oLink = document.getElementById(id + "CartLink");*/
	var oDiv = document.getElementById(id + "CartDiv");
	
	oDiv.style.cursor = "hand";
	
	if(oImg.src == defaultImg["cartAddImg"].src)
	{	
		oImg.src = overImg["cartAddImg"].src;
		/*oLink.style.color = "#F64159";*/	
		oDiv.style.background = "#C4C9E0";	
	}
	else if(oImg.src == overImg["cartAddImg"].src)
	{	
		oImg.src = defaultImg["cartAddImg"].src;
		/*oLink.style.color = "#192760";*/
		oDiv.style.background = "#EEF0F8";
	}
}

function addToCart(itemId, itemPrice)
{
	var oForm = document.getElementById("itemForm");
	var oNum = document.getElementById(itemId + "Num");
	
	oForm.id.value = itemId;
	oForm.price.value = itemPrice;
	oForm.num.value = oNum.options[oNum.selectedIndex].text;

	oForm.submit();	
}

function itemDel(id)
{
	var oTr = document.getElementById(id + "Tr");
	var price = document.getElementById(id + "Price").value;
	var num = document.getElementById(id + "Num").value;
	var sumSpan = document.getElementById("sumSpan");
	
	sumSpan.innerHTML = parseFloat(sumSpan.innerHTML) - (num * price);
	
	oTbody = oTr.parentNode;
	oTbody.removeChild(oTr);	
}