//去掉字符串前面的空格，函数：LTrimString(StringIn)
function LTrimString(StringIn)
{
	var num=StringIn.length; 
	while(num!=0 && StringIn.substr(0,1)==" ")
	{
		StringIn=StringIn.substr(1,num-1);
		num=StringIn.length;
	}
	return StringIn
}
//去掉字符串后面的空格，函数：RTrimString(StringIn)
function RTrimString(StringIn)
{
	var num=StringIn.length;

	while(num!=0 && StringIn.substr(num-1,1)==" ")
	{
		StringIn=StringIn.substr(0,num-1);
		num=StringIn.length;
	}
	return StringIn
}

//去掉字符串前后的空格，函数：TrimString(StringIn)
function trim(StringIn)
{
	return RTrimString(LTrimString(StringIn));
}

//检查是否为字母和数字的组合
function CheckIfEnglish( String )
{ 
    var Letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890-";
     var i;
     var c;
      if(String.charAt( 0 )=='-')
	return false;
      if( String.charAt( String.length - 1 ) == '-' )
          return false;
     for( i = 0; i < String.length; i ++ )
     {
          c = String.charAt( i );
	  if (Letters.indexOf( c ) < 0)
	     return false;
     }
     return true;
}


/////////////////////////////////////////////////////////////////////////////////////////////////////////////
//以下三个函数用于更改自定义复选按钮的状态
function checkOne(id)
{
    document.all["b"+id].checked = !document.all["b"+id].checked ;

	if (document.all["b"+id].checked )
		{
		document.all["a"+id].src='win_images/ischeck.gif';
		}
	else
		{
		document.all["a"+id].src='win_images/nocheck.gif';
		}
}

function checkOnex(id)
{

	if (document.all["b"+id].checked )
		{
		document.all["a"+id].src='win_images/ischeck.gif';
		}
	else
		{
		document.all["a"+id].src='win_images/nocheck.gif';
		}
}

  function CheckAll(){
	var SelectAllName="chkall";
	var SelectName="delchk";
	var checked=document.all(SelectAllName).checked;
	for (i=0; i < document.all(SelectName).length; i ++) 
	{
		document.all(SelectName)[i].checked=checked;
	}
  }
///////////////////////////////////////////////////////////////////////////////////////////////////////

		function scro(w)
		{
		
		eval("state=delForm.tb"+w+".value")
		if (state=="show")
			{
			eval("state=delForm.tb"+w+".value='hide'")
			eval("document.img"+w+".src='/images/widget_plus_bottom_hvr.gif'")
			}
		else
			{
			eval("state=delForm.tb"+w+".value='show'")
			eval("document.img"+w+".src='/images/widget_minus_bottom_hvr.gif'")
			}
		}
/////////////////////////////////////////////////////////////////////////////////////////////
function openWin(url,target,width,height,menubar,resizable)
{
window.open(url,target,'width='+width+',height='+height+',top='+((screen.availHeight-height-25)/2)+',left='+((screen.availWidth-width-5)/2)+',menubar='+menubar+',resizable='+resizable+'');
}
function trim(str){
	var tmp=str.replace(/(^\s*)|(\s*$)/g, "");
	tmp=tmp.replace("??","");
	return tmp;
}

function checkMobil(mobil){
	  mobil=trim(mobil);
	  if(mobil==""){
		  return "0";		  
	  }else if(mobil.length!=11){
		  return "-1";		  
	  }else if(mobil.substring(0,2)!="13"){
		  return "-1";
	  }else{
		  return "1";
	  }
}