function getElement(id) {
	if (document.getElementById) {
		return document.getElementById(id);
		}
	else if (document.all) {
		return document.all[id];
		}
	else if (document.layers) {
		return document.layers[id];
		}
	else {
		return null;
		}
		}
		
function popDemo(pid,width,height) {
    window.open('/products/demo_popup.aspx?pid=' + pid,'demo','width=' + width + ',height=' + height);
    }
    
function popDemoID(id,width,height) {
    window.open('/products/demo_popup.aspx?id=' + id,'demo','width=' + width + ',height=' + height);
    }