function getCompanies(){
	var categoryId = document.forms["trader_list_search"].elements["categoryid"].value;	
	elem = document.getElementById("companies");
	elem.innerHTML="Marken werden geladen...";	
	var vars = "action=AJAX_CompanyDropDown&catid="+ categoryId;
	ajaxObj.call(vars, "companies");
}
function getSubMenu(topMenu){		
	imgElem = document.getElementById("img_"+topMenu);    	
	
	obj = document.getElementsByTagName("div");
    if (obj["submenu_"+topMenu].style.visibility == 'visible'){
    	obj["submenu_"+topMenu].style.display = "none";
    	obj["submenu_"+topMenu].style.visibility = 'hidden';
    	    	    	
		imgElem.src = "/admin/images/open.gif";	
    }else {    	    	    
		imgElem.src = '/admin/images/close.gif';
		
    	obj["submenu_"+topMenu].style.display = "block";
    	obj["submenu_"+topMenu].style.visibility = 'visible'; 
    	
    	var divPage = "submenu_"+topMenu;
    	var vars = "action=AJAX_SubMenu&tm=" + topMenu;		
		ajaxObj.call(vars, divPage);
    }	    
}