var sBrowserVersion = navigator.appVersion;

var IE = (document.all) ? true : false;
var IE4 = (IE && !document.getElementById) ? true : false;
var IE5 = (IE && document.getElementById) ? true : false;
var IE6 = IE5 ? (sBrowserVersion.match(/MSIE 5/) ? false : true) : false;

var NS4 = (document.layers) ? true : false;
var NS6 = (document.getElementById && !IE) ? true : false;

//-----------------------------------------------------------------------------------------

function checkSkyscraper(liSkyID){
	var liMinWinWidth=890;//width at which to show skyscraper
	if(liSkyID){
		if(!window.skyIDs){
			window.skyIDs = new Array()
		}
		window.skyIDs[window.skyIDs.length]=liSkyID;
	}
	if(document.body&&document.getElementById){
		for(var i=0;i<window.skyIDs.length;i++){
			document.getElementById('Sky' + window.skyIDs[i]).style.display=(document.body.clientWidth>liMinWinWidth)?'block':'none';
		}
	}
	window.onresize=checkSkyscraper;
}