//图片等比缩放函数：调用：<img src="图片" onload="javascript:DrawImage(this,width,height)">
//-->
function DrawImage(ImgD,width,height)
{
    var flag=false;
    var image=new Image();
    var iwidth = width; //定义允许图片宽度，当宽度大于这个值时等比例缩小
    var iheight = height; //定义允许图片高度，当宽度大于这个值时等比例缩小
	
    image.src=ImgD.src;
	if(image.src == "")
	{
		image.src = "Image/Novideo.jpg";
		 ImgD = "Image/Novideo.jpg";
		}

    if(image.width>0 && image.height>0)
    {
        flag=true;
        if(image.width/image.height>= iwidth/iheight)
        {
            if(image.width>iwidth)
            { 
                ImgD.width=iwidth;
                ImgD.height=(image.height*iwidth)/image.width;
            }
            else
            {
                ImgD.width=image.width; 
                ImgD.height=image.height;
            }

            ImgD.alt=image.width+"×"+image.height;
        }
        else
        {
            if(image.height>iheight)
            { 
                ImgD.height=iheight;
                ImgD.width=(image.width*iheight)/image.height; 
            }
            else
            {
                ImgD.width=image.width; 
                ImgD.height=image.height;
            }
            ImgD.alt=image.width+"×"+image.height;
        }
    }
} 

//图片轮换显示

function showAuto()
{
	n = n >= (count - 1) ? 0 : ++n;
	$("#play_text li").eq(n).trigger('click');
}

function dealSrc(image1)
{
	//image1.src="Image/Novideo.jpg";
}