function ToggleSubMenu(elmId) {
	var oElm = document.getElementById(elmId);
	oElm.style.display = (oElm.style.display == 'none') ? 'block' : 'none';
}

var SelectedModelItem = null;

function SelectModel(imgId, sImgName, currentObj, numModel) {
	
	var sClassName;
	
	change_model(numModel);
	
	if(SelectedModelItem) {
		SelectedModelItem.obj.select = false;
		sClassName = (Common.DOM.hasClass(SelectedModelItem.obj, 'first-sel')) ? 'first' : (Common.DOM.hasClass(SelectedModelItem.obj, 'last-sel')) ? 'last' : '';
		SelectedModelItem.obj.className = sClassName;
		ChangeImg(SelectedModelItem.imgId, SelectedModelItem.sImgName, SelectedModelItem.obj);
	}
	
	currentObj.select = true;
	sClassName = (Common.DOM.hasClass(currentObj, 'first')) ? 'first-sel' : (Common.DOM.hasClass(currentObj, 'last')) ? 'last-sel' : 'select';
	Common.DOM.addClass(currentObj, sClassName);
	SelectedModelItem = {'obj':currentObj, 'sImgName':imgId + '_2', 'imgId':imgId};
}


function ChangeImg(imgId, sImgName, elmLI) {
	
	if(elmLI && !!elmLI.select) return;
	
	var oElm = document.getElementById(imgId);
	var PATH = 'pic1/vl_pictures/', FORMAT = '.png';
	
	oElm.src = PATH + sImgName + FORMAT;
}


/*
function PreloadImg(arImgs){
	var arObj = new Array();
	var img;
	
	for(var i = 0; i < arImgs.length; i++){
		img = new Image();
		img.src = arImgs[ i ];
		arObj.push(img);
	}
}


window.onload = function(){
	PreloadImg(['img/c30_1.png',
	'img/c70_1.png',
	'img/s40_1.png',
	'img/s60_1.png',
	'img/s80_1.png',
	'img/v50_1.png',
	'img/v70_1.png',
	'img/xc70_1.png',
	'img/xc90_1.png']);
};

window.onloads = function(sListID){
	var oModelList = document.getElementById(sListID);
	var arModels = oMenuList.getElementsByTagName('li');
	
	var arTmpImg = new Array(), imgPath, oImg;
	var TMPL_NAME = '_over';
	var re = /for_(.+)/i;
	
	for(var i = 0; i < arModels.length; i++){
		sImgID = re.match(arModels[i].className)[1];
		
		imgPath = arModels[i].split('.');
		
		arTmpImg[i] = new Image();
		arTmpImg[i].scr = imgPath.join(TMPL_NAME + '.');
		
		arModels[i].onMouseOver = function(){
			this.src = 'image';
		}
	}
};*/