var supervisible = false;
var cartvisible = false;
var uservisible = false;
function showAll()
{
 
 var fufel = new Image;
 fufel.src = "img/bg1.gif";

 //var xss=document.styleSheets[1];
 //var mozila = xss.cssRules;
 setVisible1();
}
function setVisible1()
{
 var inc=0
 var alltags=document.all? document.all : document.getElementsByTagName("div")
 for (i=0; i<alltags.length; i++)
 {
  if (alltags[i].className=='hidden')
  alltags[i].className='visible';
 }
 setTimeout("setVisible2()",1000);
}
function setVisible2()
{
 var inc=0
 var alltags=document.all? document.all : document.getElementsByTagName("div")
 for (i=0; i<alltags.length; i++)
 {
  if (alltags[i].className=='hidden2')
  alltags[i].className='visible';
 }
 setTimeout("setVisible3()",1000);
}
function setVisible3()
{
 var inc=0
 var alltags=document.all? document.all : document.getElementsByTagName("div")
 for (i=0; i<alltags.length; i++)
 {
  if (alltags[i].className=='hidden3')
  alltags[i].className='visible';
 }
}
function setSuperVisible()
{
  var inc=0
  var alltags=document.all? document.all : document.getElementsByTagName("div")
 	if(supervisible == false)
	{
	  for (i=0; i<alltags.length; i++)
	  {
      if (alltags[i].className=='superhidden')
      alltags[i].className='supervisible';
	  }
	}
  else
	{
	  for (i=0; i<alltags.length; i++)
	  {
      if (alltags[i].className=='supervisible')
      alltags[i].className='superhidden';
		}
	}
	supervisible = !supervisible;
}
function setCartVisible()
{
  var inc=0
  var alltags=document.all? document.all : document.getElementsByTagName("div")
 	if(cartvisible == false)
	{
	  for (i=0; i<alltags.length; i++)
	  {
      if (alltags[i].className=='carthidden')
      alltags[i].className='cartvisible';
	  }
	}
  else
	{
	  for (i=0; i<alltags.length; i++)
	  {
      if (alltags[i].className=='cartvisible')
      alltags[i].className='carthidden';
		}
	}
	cartvisible = !cartvisible;
}
function setUserVisible()
{
  var inc=0
  var alltags=document.all? document.all : document.getElementsByTagName("div")
 	if(uservisible == false)
	{
	  for (i=0; i<alltags.length; i++)
	  {
      if (alltags[i].className=='userhidden')
      alltags[i].className='uservisible';
	  }
	}
  else
	{
	  for (i=0; i<alltags.length; i++)
	  {
      if (alltags[i].className=='uservisible')
      alltags[i].className='userhidden';
		}
	}
	uservisible = !uservisible;
}
//input digits

function validChars(e, goods) {
	var key, keychar;
	key = (window.event) ? window.event.keyCode : ((e) ? e.which : null);
	if (key == null) return true;
 
	keychar = String.fromCharCode(key);
	keychar = keychar.toLowerCase();
	goods = goods.toLowerCase();
 
	if (goods.indexOf(keychar) != -1)
		return true;
 
	if (key==null || key==0 || key==8 || key==9 || key==13 || key==27)
		return true;
 
	return false;
}


function dis()
{
document.getElementById("sub").disabled=false;
}