function killErrors() { 
return true; 
} 
window.onerror = killErrors;
    // 说明：用 JavaScript 实现网页图片等比例缩放              
function scaleImage(ImgD,FitWidth,FitHeight)        
{        
var image=new Image();        
image.src=ImgD.src;        
if(image.width>0 && image.height>0)        
{        
if(image.width/image.height>= FitWidth/FitHeight)        
{        
if(image.width>FitWidth)        
{        
ImgD.width=FitWidth;        
ImgD.height=(image.height*FitWidth)/image.width;        
}        
else        
{        
ImgD.width=image.width;        
ImgD.height=image.height;        
}        
}        
else        
{        
if(image.height>FitHeight)        
{        
ImgD.height=FitHeight;        
ImgD.width=(image.width*FitHeight)/image.height;        
}        
else        
{        
ImgD.width=image.width;        
ImgD.height=image.height;        
}        
}        
}        
}