show = function(id){
	var strReturn = showtab();
	var strHref = window.location.href;
	
	if(strHref.indexOf("?") == -1) amp = "?";
	else amp = "&"; 

	if (strReturn) window.location.href = strHref.substring(0,strHref.lastIndexOf('show=')+5) + id;
	else window.location.href =  strHref + amp + 'show=' + id;
}
showtab = function(){
	var strReturn = "";
	var strNewHref = "";
	var strHref = window.location.href;

	if(strHref.indexOf("?") == -1) amp = "?";
	else amp = "&"; 

 
  if ( strHref.indexOf(amp) > -1 ){
    var strQueryString = strHref.substr(strHref.indexOf(amp)).toLowerCase();
    var aQueryString = strQueryString.split(amp);
    for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
      if (
		aQueryString[iParam].indexOf("show" + "=") > -1 ){
        var aParam = aQueryString[iParam].split("=");
        strReturn = aParam[1];
        break;
      }
    }
  }
	return strReturn;
}

sortlist = function(){
	var strReturn = "";
	var strNewHref = "";
	var strHref = window.location.href;

	if(strHref.indexOf("?") == -1) amp = "?";
	else amp = "&"; 

  if ( strHref.indexOf(amp) > -1 ){
    var strQueryString = strHref.substr(strHref.indexOf(amp)).toLowerCase();
    var aQueryString = strQueryString.split(amp);
    for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
      if (
		aQueryString[iParam].indexOf("sortby" + "=") > -1 ){
        var aParam = aQueryString[iParam].split("=");
        strReturn = aParam[1];
        break;
      }
    }
  }
	return strReturn;
}

showOptions = function(selectedIndex){

	var strReturn = sortlist();
	var strHref = window.location.href;

	if(strHref.indexOf("?") == -1) amp = "?";
	else amp = "&"; 

	start = strHref.lastIndexOf(amp + 'sortby=');
	end = strHref.lastIndexOf(amp + 'show=');
	
	strlength = strHref.length;	
	
	var strresult = "";

	if(end == -1 && start == -1){
		strresult = strHref + amp + "sortby=" + selectedIndex;
	}
	else if(end == -1 && start != -1)	{
		strstart = strHref.substring(0,start); 
		strresult = strstart + amp + "sortby=" + selectedIndex;

	}		
	else if(end != -1 && start != -1)	{
		strstart = strHref.substring(0,start); 
		strend = strHref.substring(end,strlength); 
		strresult = strstart + amp +"sortby=" + selectedIndex + strend;
	}		
	else if(end != -1 && start == -1)	{
		strstart = strHref.substring(0,end); 
		strend = strHref.substring(end,strlength); 
		strresult = strstart + amp + "sortby=" + selectedIndex + strend;
	}		
	 window.location.href =  strresult;
}

switch (showtab()){
	case '1':
		$('disable2').style.display = '';
		$('enable1').style.display = '';
	  break
	case '2':
		$('disable1').style.display = '';
		$('enable2').style.display = '';
	  break
	default:
//		$('disable1').style.display = '';
//		$('enable2').style.display = '';
		$('enable1').style.display = '';
		$('disable2').style.display = '';
}