var agt=navigator.userAgent.toLowerCase();
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
			&& (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
			&& (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
var is_gecko = (agt.indexOf('gecko') != -1);
var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
var is_aol   = (agt.indexOf("aol") != -1);
var is_opera = (agt.indexOf("opera") != -1);

function autosize (id_name)
{
	if(document.getElementById(id_name))
	{
		var elem = document.getElementById(id_name);
		elem.style.height = '0px';
		elem.style.height = elem.scrollHeight + 'px';
	}
}

function deletemainmenu (item_title,item_id)
{
	var chk = window.confirm(unescape('Are you sure you want to delete "' + item_title + '"?'));
	if(chk == true) xajax_deletemainmenu(page_type,mainmenu_id,item_id);
}

function deletepage (item_title,item_id)
{
	var chk = window.confirm(unescape('Are you sure you want to delete "' + item_title + '"?'));
	if(chk == true) xajax_deletepage(page_type,mainmenu_id,page_id,item_id);
}

function savepage(item_id)
{
	tinyMCE.triggerSave();
	xajax_savepage(page_type,mainmenu_id,item_id,xajax.getFormValues('pageform'));
}

function deleteuser (item_title,item_id)
{
	var chk = window.confirm(unescape('Are you sure you want to delete the user "' + item_title + '"?'));
	if(chk == true) xajax_deleteuser(item_id);
}

function deletenews (item_title,item_id)
{
	var chk = window.confirm(unescape('Are you sure you want to delete the news "' + item_title + '"?'));
	if(chk == true) 
	{
		tinyMCE.execCommand('mceRemoveControl',false,'newscontent' + item_id);
		xajax_deletenews(item_id);
	}
}

function savenews(item_id)
{
	tinyMCE.triggerSave();
	xajax_savenews(item_id,xajax.getFormValues('newsform' + item_id));
}

function Tastendruck (Ereignis) 
	{
	if (!Ereignis)
	Ereignis = window.event;
	// alert(Ereignis.keyCode);
	// Shift + F12
	if (is_ie) loginelement = document.all('loginwindow');
	else loginelement = document.getElementById('loginwindow');
	if (Ereignis.shiftKey == 1 && Ereignis.keyCode == 123) 
		{
		if(!is_gecko) alert("Please use Mozilla Firefox.");
		else
			{
			if(!loginelement) xajax_login();
			else xajax_removelogin();
			}
		}
	}

document.onkeydown = Tastendruck;