function click() {
if (event.button==2) {
alert('欢迎您的来到夜丽http://www.nifire.com/谢谢^.^')
}
}
document.onmousedown=click
function MM_showHideLayers() { //v3.0
var i,p,v,obj,args=MM_showHideLayers.arguments;
for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args))!=null) { v=args[i+2];
if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
obj.visibility=v; }
}
function check()
{
   if(checkspace(document.searchform.searchkey.value !='请输入关键字'))  {
	document.searchform.searchkey.focus();
	alert("请输入查询关键字！");
	return false;
  }
  if(checkspace(document.searchform.searchkey.value))  {
	document.searchform.searchkey.focus();
	alert("请输入查询关键字！");
	return false;
  }
   document.searchform.submit();
}
function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}