// main jscript include file for www.hogakaprofi.de
var browser = navigator.userAgent.toLowerCase();
//ist es netscape
var netscap = ((browser.indexOf('mozilla')!=-1) && (browser.indexOf('spoofer')==-1) && (browser.indexOf('compatible') == -1) && (browser.indexOf('opera')==-1) && (browser.indexOf('webtv')==-1) && (browser.indexOf('hotjava')==-1));
var is_gecko = (browser.indexOf('gecko') != -1);
//ist es internet explorer
var explorer = ((browser.indexOf("msie") != -1) && (browser.indexOf("opera") == -1));
//ist es opera
var opera = (browser.indexOf("opera") != -1);

function GetCenterPosition(theDiv) {
	var ScreenWidth;
	if ( explorer ) {
		ScreenWidth = document.body.clientWidth; }
	else {
		ScreenWidth = window.innerWidth;
		}
	var HoriMargin = (ScreenWidth - outer_width) / 2;
	document.getElementById(theDiv).style.left = HoriMargin;
	document.getElementById(theDiv).style.top = outer_top_margin;
	
	// get dynamic height for leftside navigation
	var theObj = document.getElementById('contentlogo');
	if ( theObj ) { 
		var theNaviUpperHeight = theObj.height - 190;
		document.getElementById('navi_vert_1_table').style.height = theNaviUpperHeight+'px';
		}
	}