function active_tab(thetab)
{
	var obj = "tab_"+thetab;
	var oTurnOn = document.getElementById(obj);


	for(i=1;i<=4;i++)
	{
		var curr="tab_"+i;
		var curr_sm="small_"+i;
		var curr_det = "detail_"+i;
		if(obj!=curr)
		{
			var off_all = document.getElementById(curr);
			//off_all.className = 'hometab_selected';
			var DetailOff = document.getElementById(curr_det);
			var SmallOff = document.getElementById(curr_sm);
			DetailOff.style.display='none';
			SmallOff.style.display='none';
		}
	}
	var obj_det = "detail_"+thetab;
	var DetailOn = document.getElementById(obj_det);
	var obj_sml = "small_"+thetab;
	var DetailOn = document.getElementById(obj_sml);
	
	$("#"+obj_det).fadeIn(900);
	$("#"+obj_sml).fadeIn(900);
	
}