function showTab(tabID){
	tabCount = 2;
	menuON = "url(/alignment/graphics/general/bk_tab_on.png)";
	menutON = "#000";
	menuOFF = "url(/alignment/graphics/general/bk_tab_off.png)";
	menutOFF = "#4075AB";
	contentON = "block";
	contentOFF = "none";
	varMenu = "";
	varMenut = "";
	varContent = "";
	
	
	for(i=1; i<=tabCount; i++){
		varMenu = menuOFF
		varMenut = menutOFF
		varContent = contentOFF
		
		if(i==tabID){
			varMenu = menuON
			varMenut = menutON
			varContent = contentON
		}
		document.getElementById("tabMenu_" + i).style.backgroundImage = varMenu
		document.getElementById("tabMenu_" + i).style.color = varMenut
		document.getElementById("tabContent_" + i).style.display = varContent
	}
}