/*function focus_pokus (until, to)
{
	var str = document.getElementById(until).value;
	document.getElementById(to).value="";
	if (str.length == 1)
		document.getElementById(to).focus();
}*/

function focus_pokus (until, to, e, len)
{
	//0 => 48; 1 => 49; 2 => 50; 3 => 51; 4 => 52; 
	//5 => 53; 6 => 54; 7 => 55; 8 => 56; 9 => 57; 
	
	var leng = $("#"+until).val().length; 
	var flag = 0;
	var keynum;

	if(window.event) // IE
  	{
  		keynum = e.keyCode;
	}
	else if(e.which) // Netscape/Firefox/Opera
  	{
  		keynum = e.which;
  	}
	
	if (keynum>=48 && keynum<=57)
	{
		flag = 1;
		//lastValue+=String.fromCharCode(keynum);
	}else{
		flag = 0;
	}
	if ( flag == 1 )
	{
		if (navigator.userAgent.indexOf("Opera") >= 0 || navigator.userAgent.indexOf("Firefox") >= 0)//Firefox/Opera
		{
			leng = leng+1;
		}
		//alert("Len="+len+"  Val="+leng);
		if (leng == len )
		{
			$("#"+to).focus();
		}
	}
	
}

/* $(function(){}); */