//内页用切换
function indexcase(val){
	var overColor = "url(luckyled/images/aboutcard_btn1.jpg)";
	var overColor2 = "url(luckyled/images/aboutcard_btn2.jpg)";
	var outColor = "url()";
	var overtxt = "#ffffff"
	var outtxt = "#ffffff"
	
	var i=1
	var len=3

	for(i;i<=len;i++)
	{
		if(i!=val)
		{
			document.getElementById("pbox"+i).style.display='none';
			document.getElementById("ptn"+i).style.backgroundImage =outColor;
			document.getElementById("ptn"+i).style.color = outtxt;
			//document.getElementById("pmore"+i).style.display='none';
		}
		else
		{
			document.getElementById("pbox"+val).style.display='';	
			if(val == 1)
			{
				document.getElementById("ptn"+i).style.backgroundImage =overColor;
			}
			else
			{
					document.getElementById("ptn"+i).style.backgroundImage =overColor2;
			}
			document.getElementById("ptn"+val).style.color = overtxt;	
			//document.getElementById("pmore"+val).style.display='';	
		}
	}
}

//关于我们选项卡
function aboutcase(val){
	var overColor = "url(luckyled/images/aboutcard_btn1.jpg)";
	var overColor2 = "url(luckyled/images/aboutcard_btn2.jpg)";
	var outColor = "url()";
	var overtxt = "#ffffff"
	var outtxt = "#ffffff"
	
	var i=1
	var len=2

	for(i;i<=len;i++)
	{
		if(i!=val)
		{
			document.getElementById("abox"+i).style.display='none';
			document.getElementById("atn"+i).style.backgroundImage =outColor;
			document.getElementById("atn"+i).style.color = outtxt;
			//document.getElementById("pmore"+i).style.display='none';
		}
		else
		{
			document.getElementById("abox"+val).style.display='';	
			if(val == 1)
			{
				document.getElementById("atn"+i).style.backgroundImage =overColor;
			}
			else
			{
					document.getElementById("atn"+i).style.backgroundImage =overColor2;
			}
			document.getElementById("atn"+val).style.color = overtxt;	
			//document.getElementById("pmore"+val).style.display='';	
		}
	}
}

function ProInfoCard(val){
	var overColor = "url(/luckyled/images/proMenu_Btn.jpg)";
	var outColor = "url()";
	var overtxt = "#ffffff"
	var outtxt = "#ffffff"
	
	var i=1
	var len=6

	for(i;i<=len;i++)
	{
		if(i!=val)
		{
			document.getElementById("pibox"+i).style.display='none';
			document.getElementById("pitn"+i).style.backgroundImage =outColor;
			document.getElementById("pitn"+i).style.color = outtxt;
		}
		else
		{
			document.getElementById("pibox"+val).style.display='';	
			document.getElementById("pitn"+val).style.backgroundImage =overColor;
			document.getElementById("pitn"+val).style.color = overtxt;	
		}
	}
}


function isThis(val)
{
	$("btn"+val).style.backgroundImage = "url(/luckyled/images/niv_back.jpg)";
	$("btn"+val).style.backgroundRepeat ="no-repeat"
	$("btn"+val).style.color = "#ffffff";
}


function $(obj)
{
  return document.getElementById(obj);	 
}
function clearobj(obj,vstr)
{
	if (obj.value==vstr)
	{
		obj.value="";
	}
}

function parestr(obj,vstr)
{
	if(obj.value=="")
    {
		obj.value=vstr;
	}
}