function IsDigit()
{
  return ((event.keyCode >= 48) && (event.keyCode <= 57));
}
function textCounter(field, maxlimit) { 
						if (field.value.length > maxlimit) 
							field.value = field.value.substring(0, maxlimit); 
						else 
							document.gqinfo.remLen.value = maxlimit - field.value.length;
					}
function isNumberString (InString,RefString)
{
if(InString.length==0) return (false);
for (Count=0; Count < InString.length; Count++)  {
	TempChar= InString.substring (Count, Count+1);
	if (RefString.indexOf (TempChar, 0)==-1)  
	return (false);
}
return (true);
}

function trim(strValue)
{
	var intStart=0;
	for(var i=0;i<strValue.length;i++)
	{
		if(strValue.substring(i,i+1)!=" "){
			intStart=i;
			break;
		}
	}
	var intEnd=strValue.length;
	for(var i=strValue.length;i>=0;i--)
	{
		if(strValue.substring(i-1,i)!=" "){
			intEnd=i;
			break;
		}
	}
	return strValue.substring(intStart,intEnd);
}
function Check()
{
 if (gqinfo.subject.value == "")
  {
    alert("请填写代理类别");
    gqinfo.subject.focus();
    return (false);
  }
  if(trim(gqinfo.mode.value)=="")
  {
   alert("请填写要求代理的产品")
   gqinfo.mode.focus();
   return (false);
   }
if( gqinfo.province.selectedIndex == 0) {
alert("\请选择代理区域!!")
gqinfo.province.focus();
return false;
}
  if(trim(gqinfo.content.value)=="")
  {
   alert("请填写代理商介绍")
   gqinfo.content.focus();
   return (false);
   }
  if(trim(gqinfo.zc.value)=="")
  {
   alert("请填写单位名称")
   gqinfo.zc.focus();
   return (false);
   }

   if(trim(gqinfo.tel.value)=="")
  {
   alert("请填写联系人")
   gqinfo.tel.focus();
   return (false);
   }

if(gqinfo.adress.value.length<7 || isNumberString( gqinfo.adress.value,"123456 7890-")!=1)
  {
alert("\请输入联系电话或手机(区号和分机号用减号隔开) !!")
   gqinfo.adress.focus();
   return (false);
   } 
//B1.disabled=true;  
Copied = document.gqinfo.content.createTextRange();
Copied.execCommand("Copy"); 
document.gqinfo.submit();  
return true;  
}
function closewin() {window.close(); return;} 

function showdlcontent(n) //代理商介绍
{
if(document.gqinfo.dlcontent[n-1].checked) 
{
document.all.content.value+= eval("document.getElementById('msginfo'+n).innerHTML")
//注意getElementById和eval的用法
}
else
{	
temp= document.all.content.value; 
document.all.content.value	= temp.replace(eval("document.getElementById('msginfo'+n).innerHTML"),"");
	}
}