activeTab = 1;
 function showTrack(num)
 {
 	document.getElementById("Track1Div").style.display='none';
	document.getElementById("Track2Div").style.display='none';
	document.getElementById("Track3Div").style.display='none';
	document.getElementById("Tab1").style.backgroundImage="url('http://www.microstrategy.com/graphics/homepage/tab_sm1_0.gif')";
	document.getElementById("Tab2").style.backgroundImage="url('http://www.microstrategy.com/graphics/homepage/tab_sm2_0.gif')";
	document.getElementById("Tab3").style.backgroundImage="url('http://www.microstrategy.com/graphics/homepage/tab_sm3_0.gif')";
	document.getElementById("Tab1").style.color='#5a513f';
	document.getElementById("Tab2").style.color='#5a513f';
	document.getElementById("Tab3").style.color='#5a513f';
 	document.getElementById("Track" + num + "Div").style.display = document.getElementById("Track" + num + "Div").style.display = 'none' ? '' : 'none';
	document.getElementById("Tab" + num).style.backgroundImage="url('http://www.microstrategy.com/graphics/homepage/tab_sm" + num + "_1.gif')";
	document.getElementById("Tab" + num).style.color='#FFF';
	activeTab = num;
 }
 function hoverTab(num)
 {
 	if(activeTab != num)
		document.getElementById("Tab" + num).style.color='#cc0000';
 }
 function restoreTab(num)
 {
 	if(activeTab != num)
		document.getElementById("Tab" + num).style.color='#5a513f';
}