var alertTimerId = 0;
var previd = "none";

function getsideart() {
	var which = 1 + Math.floor(Math.random()*4);
	var sideart1 = document.getElementById('sideart1');
	var sideart2 = document.getElementById('sideart2');
	var sideart3 = document.getElementById('sideart3');
	var sideart4 = document.getElementById('sideart4');
	sideart1.src="sideart/Art"+which+"_1.png";
	sideart2.src="sideart/Art"+which+"_2.png";
	sideart3.src="sideart/Art"+which+"_3.png";
	sideart4.src="sideart/Art"+which+"_4.png";
}

function popup(id, state) {
	if (state == 1) { 
		if (previd == "none") {
			previd = "popup_"+id;
			clearTimeout(alertTimerId);	
			document.getElementById("popup_"+id).style.visibility = "visible";
		}
		else {
			cleardds(previd);
			previd = "popup_"+id;
			clearTimeout(alertTimerId);
			document.getElementById("popup_"+id).style.visibility = "visible";
		}
	}
	if (state == 0) {
		alertTimerId = setTimeout('cleardds(previd)', 500);
	}
}
function cleardds(id) {
	document.getElementById(id).style.visibility = "hidden";
}
function sidenav_over(id) {
	clearTimeout(alertTimerId);
	document.getElementById(id).style.visibility = "visible";		
}
function sidenav_out(id) {
	alertTimerId = setTimeout('cleardds(previd)', 500);
}
function printme() {
	window.print();
}
function popWin(wN, wW, wH) {
	document.open(wN, "pop", "width=600,height=400,scrollbars=1,status=0,toolbar=0,menubar=0");
}
function sidenav() {
	var url = window.location;
	var urlparts = String(url).split("/");
	var fname = urlparts[urlparts.length-1];
	var g1 = document.getElementById('g1');
	var g1_1 = document.getElementById('g1_1'); 
	var g1_2 = document.getElementById('g1_2'); 
	var g1_3 = document.getElementById('g1_3');
	if (fname == "efficacy.html") {
		g1.style.display = "block";
	}
	if (fname.match("neutropenicpatients")) {
		g1.style.display = "block";
		g1_1.style.display = "block";
	}
	if (fname.match("hsctpatients")) {
		g1.style.display = "block";
		g1_2.style.display = "block";
	}
	if (fname.match("opcropc")) {
		g1.style.display = "block";
		g1_3.style.display = "block";
	}
	if (fname == "safety.html" || fname == "safety_druginteractions.html") {
		g2.style.display = "block";
	}
}
function leavesite(url) {
	document.open("popexternal.html?eurl="+url, "pop", "width=400,height=300,scrollbars=1,status=0,toolbar=0,menubar=0");
}
function googleanalytics() {
	var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
	document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));
	var pageTracker = _gat._getTracker("UA-4326753-1");
	pageTracker._initData();
	pageTracker._trackPageview();
}
function init() {
	getsideart();
}