var objSubMenuContainer, objHeadTable, colSubmenu, arSubmenu, locked = 0, checkedItem, lockedItem;

function init() {
        objSubMenuContainer = document.getElementById('submenu');
        objHeadTable = document.getElementById('head_table');
        colSubmenu = objSubMenuContainer.getElementsByTagName('ul');
}
function showSubMenuItem(item) {
        
        if (typeof(colSubmenu) == "undefined")
                return;
        
        if (locked == 1 && item == '-1')
        {
                itemToShow = lockedItem;
        }
        else
                itemToShow = item;

        submenuChecked = 0;

        for (i=0; i<colSubmenu.length; i++)
        {
                if ('undefined' != typeof(colSubmenu[i]) &&'submenu'+itemToShow == colSubmenu[i].id)
                {
                        colSubmenu[i].style.display = "block";
			if  (itemToShow != 2) {
				colSubmenu[i].style.marginLeft = (120+i*130)+"px";
			}
			submenuChecked = 1;
                }
                else
                        colSubmenu[i].style.display = "none";
        }
        
        if (submenuChecked == 1)
                objSubMenuContainer.style.display = "block";
        else
                objSubMenuContainer.style.display = "none";
                
        checkedItem = itemToShow;
}

function showSubMenu(item) {
        showSubMenuItem(-1);
        showSubMenuItem(item);
}

function lockMenu (l) {
        
        //document.getElementById('main').onmouseover = null;
        locked = 1;
        lockedItem = l;
}

function changeColor(color) {
        oldString = new String();
        oldString = document.getElementById('fullsize_image').src;
        newString = oldString.replace(/[^\/]+\.jpg$/i, color);
        document.getElementById('fullsize_image').src = newString;
}
/*
function preloadImages() {
     var i = 0;
     for(i=0; i<=imagesArray.length; i++) 
     {
             imageObj = new Image();
             imageObj.src=imagesArray[i];
     }
} 
*/

window.onload = function() {init(); showSubMenu(-1);};