//在浮动DIV中显示放大的图片
function showBigImage(imageUrlIn){
	var divObj = document.getElementById("showBigImageDiv");
	var imgObj = document.getElementById("aBigImage");
	imgObj.src = imageUrlIn;
	divObj.style.display = "";
	divObj.style.left = event.x+document.body.scrollLeft-document.body.clientLeft;
	divObj.style.top = event.y+document.body.scrollTop-document.body.clientTop;
}

//当鼠标从图片移开时，关闭显示大图的DIV浮动窗口
function closeBigImage(){
	var divObj = document.getElementById("showBigImageDiv");
	var imgObj = document.getElementById("aBigImage");
	imgObj.src = "";
	divObj.style.display = "none";
}

//刷新页面时，根据当前不同的栏目，改变导航栏的图片
function changeToolBar(ctxIn,imgSrcIn){
	var imgObj = document.getElementById("toolBarImg");
	if(imgSrcIn=="index"){
		imgObj.src = ctxIn+"/images/toolBar_index.gif"
	}
	else if(imgSrcIn=="tv"){
		imgObj.src = ctxIn+"/images/toolBar_tv.gif"
	}
	else if(imgSrcIn=="tvVariety"){
		imgObj.src = ctxIn+"/images/toolBar_variety.gif"
	}
	else if(imgSrcIn=="star"){
		imgObj.src = ctxIn+"/images/toolBar_star.gif"
	}
	else if(imgSrcIn=="company"){
		imgObj.src = ctxIn+"/images/toolBar_company.gif"
	}
	else if(imgSrcIn=="tvProduce"){
		imgObj.src = ctxIn+"/images/toolBar_tvProduce.gif"
	}
	else if(imgSrcIn=="advertisement"){
		imgObj.src = ctxIn+"/images/toolBar_advertisment.gif"
	}
}

//鼠标移动到导航栏时显示高亮图片
var currentSrc = "";//用以记录在鼠标上移之前原来的图片是哪张，用于在鼠标移开之后恢复
function highLightToolBar(imgIdIn,imgSrcIn,ctxIn){
	var imgObj = document.getElementById(imgIdIn);
	currentSrc = imgObj.src;//先记录鼠标上移之前的图片
	
	if(imgSrcIn=="index"){
		imgObj.src = ctxIn+"/images/toolBar_index_light.gif"
	}
	else if(imgSrcIn=="tv"){
		imgObj.src = ctxIn+"/images/toolBar_tv_light.gif"
	}
	else if(imgSrcIn=="tvVariety"){
		imgObj.src = ctxIn+"/images/toolBar_variety_light.gif"
	}
	else if(imgSrcIn=="star"){
		imgObj.src = ctxIn+"/images/toolBar_star_light.gif"
	}
	else if(imgSrcIn=="company"){
		imgObj.src = ctxIn+"/images/toolBar_company_light.gif"
	}
	else if(imgSrcIn=="tvProduce"){
		imgObj.src = ctxIn+"/images/toolBar_tvProduce_light.gif"
	}
	else if(imgSrcIn=="advertisement"){
		imgObj.src = ctxIn+"/images/toolBar_advertisment_light.gif"
	}
}

//鼠标移出工具栏时，恢复原来的工具栏背景图片
function currentToolBar(imgIdIn,ctxIn){
	var imgObj = document.getElementById(imgIdIn);
	imgObj.src = currentSrc;
}

//使用flash播放器播放视频
function playFlash(ctxIn,videoIn,widthIn,heightIn){
	var so = new SWFObject(ctxIn+'/mediaplayer-viral/player-viral.swf','mpl',widthIn,heightIn,'9');
	so.addParam('allowfullscreen','true');
	so.addParam('allowscriptaccess','always');
	so.addParam('wmode','opaque');
	so.addVariable('file',videoIn);
	so.addVariable('autostart','false');
	so.write('preview'); 
}