function OnChange(dropdown, s)
{
	var search = s;
    var myindex  = dropdown.selectedIndex
    var SelValue = dropdown.options[myindex].value
    var baseURL  = "/zoeken&order="+SelValue+"&s=";
	baseURL = baseURL + search;
    top.location.href = baseURL;
    
    return true;
}
function updateAction(){
 valor=document.getElementById("search").value;	
 //document.getElementById("sform").action.value ="http://www.tuinland.nl/zoeken?q="+valor;
 document.forms.sform.action ="http://www.tuinland.nl/zoeken?q="+valor;
}


function clear_default(el) {
if (el.defaultValue==el.value) el.value = ""
}

function submit_compare()
{
	document.compare.submit();
}

function submit_product()
{
	document.addtocart_form.submit();
}

// voor subcategories
function OnChange_subcat(dropdown, c, s)
{
    var myindex2  = dropdown.selectedIndex
    var SelValue = dropdown.options[myindex2].value
    var baseURL  = "/subcategorie&c="+c+"s="+s+"order="+SelValue;
	baseURL = baseURL + search;
    top.location.href = baseURL;
    return true;
}

function checkEnter(ev){ //e is event object passed from function invocation
    var charCode = ev ? ev.which : ev.keyCode;
	if (charCode == 13)	{
	    alert('f');
	}
}

function validate_numbers(evt) {
    evt = (evt) ? evt : ((event) ? event : null);
    if (evt) {
        var charCode = (evt.charCode || evt.charCode == 0) ? evt.charCode : 
                       ((evt.keyCode) ? evt.keyCode : evt.which);
        if (charCode > 13 && (charCode < 48 || charCode > 57)) {
            //alert("Only whole numbers are allowed.");
            if (evt.returnValue) {
                evt.returnValue = false;
            } else if (evt.preventDefault) {
                evt.preventDefault();
            } else {
                /*return false;*/
				event.returnValue=false;
            }
        }
    }
}

function showtab(id,total) {
	/*x= document.getElementById('tabs').getElementsByTagName("A"); 
	for (var i=0;i<x.length;i++){
		x[i].className='';
	}
	lis=id-1;
	x[lis].className='selected'; */ //seleccion todas las Ahref
	for (var i=1;i<=total;i++){
		tabname='tab'+i;
		document.getElementById(tabname).className='';
	}
	for (var i=1;i<=total;i++){
		tabname='tab'+i;
		divname='tabdiv'+i;
		if (id==i){
			document.getElementById(tabname).className='selected';
			document.getElementById(divname).style.display='block';
		}	
		else {
			/*document.getElementById(tabname).classname='';*/
			document.getElementById(divname).style.display='none';
		}	
	}
} //function
function showmenu(id,n){
	for (var i=1;i<=n;i++){
			navid='nav'+ i;
			if (i==id){
				document.getElementById(navid).style.display='block';
			}	
			else {	
				document.getElementById(navid).style.display='none';
			}	
	}		
}
function hidemenu(id){
			navid='nav'+ id;
			document.getElementById(navid).style.display='none';
}