function hightlight(containerId) {
var container = document.getElementById(containerId);
container.className = "tab_selected";
//container.title = "hello";
}
function hightlight_top(containerId) {
var container = document.getElementById(containerId);
container.className = "topsubmenu";
}
function setimage(cid, iurl) {
        //var ctl = document.getElementById(cid);	
		//if (stl != null) document[cid].src = iurl;
		var img = document.getElementById(cid);
		img.src = iurl;			
}
function hidemenu(num) {
		alert(num);
		var cid;
		cid = "submenuwrapper"+num;	
		var ctl = document.getElementById(cid);	
		ctl.style.display = "hidden";
}

function setmenu2(num) {
		var cid;
		cid = "submenuwrapper"+num;	
		var ctl = document.getElementById(cid);	
		ctl.style.display = "inline";
		//ctl.className = "submenuwrapper_show";
		//ctl.setAttribute( 'style', 'display:inline' );
}
function querySt(ji) {
    hu = window.location.search.substring(1);
    gy = hu.split("&");
    for (i=0;i<gy.length;i++) {
        ft = gy[i].split("=");
        if (ft[0] == ji) {
            return ft[1];
        }
    }
    return null;
}
function PI_setmenu() {

	var mselect = [
		[ 'default.aspx', '', 1 ],
		[ 'info.aspx', '', 2 ],
		[ 'add_pet_photo.aspx', '', 3 ],
		
		[ 'newsletter_subscribe.aspx', '', 5 ]
	]; 


	var sPath = window.location.pathname;
	//var sPage = sPath.substring(sPath.lastIndexOf('\\') + 1);
	var sPage = sPath.substring(sPath.lastIndexOf('/') + 1).toLowerCase();
	var menu = -1;
	
	var sQuery = querySt('page');
	
	for (var i=0; i<mselect.length; i++) {
		if (sPage == mselect[i][0]) {
			//hightlight( mselect[i][1] );
			menu = parseInt( mselect[i][2] );
		}
	}
	if (sQuery == 'howtobuytag') {
	    menu = 4;
	}
	
	//hidemenu(0);

	//setmenu2(menu);
	
	if (menu == 1) {
		setimage('home','images/nav/navb_home_on.gif');			
	}
	if (menu == 2) {
		setimage('about_our_tags','images/nav/navb_about_on.gif');	
	}
	if (menu == 3) {
		setimage('add_photo','images/nav/navb_feedback_on.gif');	
	}
	if (menu == 4) {
		setimage('how_to_buy_a_tag','images/nav/navb_how_to_buy_on.gif');
	}
	if (menu == 5) {
		setimage('newsletter_subscribe','images/nav/navb_enews_on.gif');
	}	
return;
}