var IE = document.all?true:false;
function getCursor(){
 var e;
 if(IE){
   e=window.event;
 }else{
   e=arguments[0];
 }
 
 if(e.pageX||e.pageY){
   curX=e.pageX;
   curY=e.pageY;
 }else{
   if(e.clientX||e.clientY){
     if (document.body.scrollTop > document.documentElement.scrollTop) {
       curY = e.clientY + document.body.scrollTop;
     } else {
       curY = e.clientY + document.documentElement.scrollTop;
     }
   
     if (document.body.scrollLeft > document.documentElement.scrollLeft) {
    curX = e.clientX + document.body.scrollLeft+10;
  } else {
    curX = e.clientX + document.documentElement.scrollLeft+10;
	  }
    }
  }
}
//此處為string類添加三個成員,用于截取字符串
String.prototype.Trim = function(){ return this.replace(/^\s*|\s*$/g,"");}
 
 
//未保存就關閉編輯頁面
/**
 * global var used for not saved yet warning
 */
var textChanged = true;
                                                                                       
function notSave(event_){
  if (!event_ && window.event) {
          event_ = window.event;
  }
  if(textChanged){
     event_.returnValue = notSavedYet;
    return notSavedYet;
  }
}
/*checkbox的全選和全不選*/
function selectAll(tipid,chkid,childname)
{
	var chk=document.getElementById(chkid);
	var infotip=document.getElementById(tipid);
	if(chk.checked==true){
		checkAll(childname,true);
		infotip.innerHTML='全不選';
	}else{
		checkAll(childname,false);
		infotip.innerHTML='全選';
	}
}

/*執行checkbox全選/全不選的操作*/
function checkAll(eleName,state)
{
  var checks=document.getElementsByName(eleName);
   for(i=0; i<checks.length; i++){
     checks[i].checked=state;
  }
}

/*檢查CheckBox是否被選中過*/
function checkAllCheckbox(eleName)
{
  var flag=false;	 	
  var checks=document.getElementsByName(eleName);
   for(i=0; i<checks.length; i++){
     if(checks[i].checked==true){
     	flag=true;
     	break;
     }
  }
  return flag;
}