/*通用JS方法*/
function $$(objid){
    return document.getElementById(objid);
}

function CheckBrowser()
{
    if (window.XMLHttpRequest) { // Mozilla, Safari,IE7
        return "noIE6";
    if (!window.ActiveXObject) { // Mozilla, Safari,
        return "noIE";
    } else {
        return "IE7";
    }
    } else {
        return "IE6";
    }
}


  function ShowDialog(url,width,height)
{
    var result=CheckBrowser();
    if(result=="IE6")
    {
        width+=6;
        height+=56;
    }
    window.showModalDialog(url,window,'dialogWidth:'+width+'px;dialogHeight:'+height+'px');
}

//Iframe高度自适应
function resizeIframe(obj){
var result=CheckBrowser();
if(result=="IE6"||result=="noIE6")
        obj.style.height = (obj.contentWindow.document.body.scrollHeight)+"px" ;
    else
        obj.style.height = (obj.contentWindow.document.body.scrollHeight+10)+"px" ;
}
function resizeIframeNormal(obj){
obj.style.height = "995px" ;
}

function picresize(obj,MaxWidth,MaxHeight){
    obj.onload=null;
    img=new Image();
    img.src=obj.src;
    if (img.width>MaxWidth && img.height>MaxHeight){
        if (img.width/img.height>MaxWidth/MaxHeight) {
            obj.height=MaxWidth*img.height/img.width;
            obj.width=MaxWidth;
        }else {
            obj.width=MaxHeight*img.width/img.height;
            obj.height=MaxHeight;
        }
    }else if (img.width>MaxWidth) {
        obj.height=MaxWidth*img.height/img.width;
        obj.width=MaxWidth;
    }else if (img.height>MaxHeight) {
        obj.width=MaxHeight*img.width/img.height;
        obj.height=MaxHeight;
    }else{
        obj.width=img.width;
        obj.height=img.height;
    }
}



/*控制首页网上办事图标*/
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
/*控制首页网上办事图标*/