function showFlash(iUrl,iWidth,iHeight,iWmode)
{
flash = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="'+ iWidth +'" height="' + iHeight +'" />';
flash = flash + '<param name="movie" value="'+ iUrl +'" />';
flash = flash + '<param name="quality" value="high" />';
flash = flash + '<param name="menu" value="false" />';
if (iWmode == 1) {
flash = flash + '<param name="wmode" value="transparent" />';  
}
flash = flash + '<embed src="' + iUrl + '" width="'+ iWidth +'" height="'+ iHeight +'" menu="false" quality="high" ';
if (iWmode == 1) {
flash = flash + 'wmode="transparent" ';  
}
flash = flash + ' pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" mwode="transparent"></embed>';
flash = flash + '</object>';
document.writeln(flash); 
//alert(flash);
}

<!--
//图片按比例缩放
var flag=false;
function DrawImage(ImgD,iwidth,iheight){
    //参数(图片,允许的宽度,允许的高度)
    var image=new Image();
    image.src=ImgD.src;
    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;
        }
    }
} 
//-->