common.js

本人上传绝对使用

/**
	通用的JS方法集
	Author:cyz
	Version:1.0
*/

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];
   }
}

//传进一个web element的名称，全选所有是该名称的checkbox
function selectAll(eleName)
{
  var colObject = document.getElementsByName(eleName);
  var ctrl = document.getElementById('ca');
  for(var i=0; i<colObject.length; i++){
    var e = colObject[i];
    e.checked = ctrl.checked;
  }
}