var innerdivs = new Array(4);
innerdivs[0] = "<a href=\"networking.php\">Networking</a> | <a href=\"data_recovery.php\">Data Recovery</a> | <a href=\"spyware_virus_solutions.php\">Spyware & Virus Solutions</a> | <a href=\"general_diagnostics_repair.php\">General Diagnostics & Repair</a> | <a href=\"custom_systems.php\">Custom Systems</a>";
innerdivs[1] = "<a href=\"on-site_availability_pricing.php\">On-Site Service</a> | <a href=\"off-site_availability_pricing.php\">Off-Site Service</a> | <a href=\"service_contracts.php\">Service Contracts</a>";
innerdivs[2] = "<a href=\"tips_tricks.php\">Tips & Tricks</a> | <a href=\"troubleshooting.php\">Troubleshooting</a> | <a href=\"useful_software_links.php\">Useful Software & Links</a>";
innerdivs[3] = "<a href=\"contact.php\">Contact Information</a> | <a href=\"testimonials.php\">Testimonials</a> | <a href=\"about_quick_pc_repair.php\">About Quick PC Repair</a> | <a href=\"news.php\">News</a>";
function showselect(selectednumber) {
	document.getElementById('subselect').style.visibility='hidden';
	document.getElementById('subselect').style.width=750+'px';
	document.getElementById('subselect').innerHTML = "";
	document.getElementById('subselect').innerHTML = innerdivs[selectednumber];
	document.getElementById('subselect').style.width='auto';
	document.getElementById('subselect').style.left=0 + 'px';
	var curr_width = document.getElementById("subselect").offsetWidth;
	var centeringpixel=(190*selectednumber) + 90;
	var xleft=centeringpixel-(curr_width/2);
	var xright=0;
	if (selectednumber < 2) 
	{	
		if (xleft < 0) 
		{
			xleft = 0;
		}
	}
	else
	{
		xright=(curr_width /2) + centeringpixel;
		if (xright > 750) 
		{
			xleft = xleft - (xright-750);
		}
		
	}
	document.getElementById('subselect').style.left=xleft + 'px';
	document.getElementById('subselect').style.visibility='visible';
	var divname = '';
	for (var i = 0; i < 4; i++) {
		divname = 'sd' + i;
		if (i != selectednumber) {
			document.getElementById(divname).style.background="#CC0033";
			document.getElementById(divname).style.color="#FFFFFF";
		}
		else
		{
			document.getElementById(divname).style.background="#FFFFFF";
			document.getElementById(divname).style.color="#CC0033";
		}
	}
}