<!--
//图片尺寸自动等比例缩放
function ImgAuto(i,w,h){//你必须给图片提前设定初始宽度和高度，建议直接就是最大宽度和高度
	var MaxW=w; //定义图片显示的最大宽度
	var MaxH=h; //定义图片显示的最大高度
	var o=new Image();o.src=i.src;var w=o.width;var h=o.height;var t;if (w>MaxW){t=MaxW;}else{t=w;}
	if ((h*t/w)>MaxH){i.height=MaxH;i.width=MaxH/h*w;}else{i.width=t;i.height=t/w*h;}
}

function clear_text(obj,str){
(document.getElementById(obj).value == str)?(document.getElementById(obj).value=""):"";
}
//改变字体大小
function ChangeFontStyle(ss,modcontent,modk,len,ttclassbg,ttclassnobg,nrclass)
	{
		for(i=1; i <len; i++)
		  {
			
			if (i==modk)
			{
				document.getElementById(ss+i).className=ttclassbg;
				document.getElementById(modcontent).className=nrclass;
			}		
		  else
			{
				document.getElementById(ss+i).className=ttclassnobg;
			}
			
		  }
	}

//滑动门特效
  function switchmodTag(ss,modcontent,modk,len,ttclassbg,ttclassnobg,nrclassnone,nrclass)
                {for(i=1; i <len; i++)
                  {if (i==modk)
                    {document.getElementById(ss+i).className=ttclassbg;document.getElementById(modcontent+i).className=nrclass;}
                  else
                    {document.getElementById(ss+i).className=ttclassnobg;document.getElementById(modcontent+i).className=nrclassnone;}
                  }
                }


-->