function togglelayer(layername, imageTab)
{
	var imgTabLinks = new Array("Tab1","Tab2","Tab3")

	for(i = 0; i < 3; i++)
	{
		var ele = document.getElementById(imgTabLinks[i])

		ele.className = "tab"

		if(imageTab == imgTabLinks[i])
		{
			ele.className = "tabselected"
		}
	}

	showmenu(layername)
}