var randfil			=	""
var css_file_array	=	new Array('ske_1.css','ske_2.css','ske_3.css','ske_4.css','ske_5.css')
var random_number	=	Math.floor(Math.random() * css_file_array.length)
var directory		=	'css\/'
	randfil  		=	'' + directory + '' + css_file_array[random_number]
	css 			=	'<link rel="stylesheet" type="text/css" media="screen,print" href="'+randfil+'"  />'
	document.write(css)

function pushdown(idtag)
    {
	document.getElementById(idtag).className = 'navTopItemDw';
	}

function buttonup(idtag)
	{
	document.getElementById(idtag).className = 'navTopItemUp';
	}

function doamouseovereffect(idtag)
	{
	document.getElementById(idtag).style.textDecoration = 'underline';
	}

function undoamouseovereffect(idtag)
	{
	document.getElementById(idtag).style.textDecoration = 'none';
	}

function mytarget(idtag)
{   var idtag2 = event.srcElement.returnValue
	document.getElementById(idtag).target="_blank";
}