var w3c=(document.getElementById)? true: false;
var ie5=(w3c && document.all)? true : false;
var ns6=(w3c && (navigator.appName=="Netscape"))? true: false;







var MenuList = new Array('dProducts', 'dConcreteBuildings', 'dSteelBuildings', 'dWhy', 'dWhat', 'dBuildings', 'dAboutUs');

function MenuClick(){
	var Menus = MenuClick.arguments;

	for (i=0; i<MenuList.length; i++){
		var d = document.getElementById(MenuList[i]);
		d.style.display = 'none';
		
	}

	for (i=0; i<Menus.length; i++){
		var d = document.getElementById(Menus[i]);
		d.style.display = 'block';
		
	}



}





function OpenWindow(url, args){
	var b = window.open(url, url.replace("/", "").replace(".", ""), args);
	if (ie5){
		b.document.write('<html><body style=\"padding-right:0px;padding-left:0px;padding-bottom:0px;padding-top:0px;margin:0px;\"><img src=\"' + url + '\"><script src="http://www.google-analytics.com/urchin.js" type="text/javascript"></script>
<script type="text/javascript">_uacct = "UA-2732359-1";urchinTracker();</script>
</body></html>');
	}
}



