var activeMenu = 0;
var maxMenu = 7;
var deactivateName = '';



function openDropdown(linkObj, num, img)  {
	activeMenuNew = 0;
	deactivateName = '';
	deactivateNameNew = '';
	for(i = 1; i <= maxMenu; i++)  {
		imgObj = document.getElementById("mainmenu"+i).childNodes[0];
		imageName = imgObj.id;

		if((i == num) && (i != activeMenu))  {
			document.getElementById("dropdownmenu"+num).style.display = "block";
			imgObj.src = img;
			deactivateNameNew = imageName;
			activeMenuNew = i;
		}
		else  {
			document.getElementById("dropdownmenu"+i).style.display = "none";
			//if(imageName != deactivateNameNew)  {
				out(imageName, imgObj);
			//}
		}
	}
	activeMenu = activeMenuNew;
	deactivateName = deactivateNameNew;
	return false;
}