function popupWindow(url) {
	  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=400,height=400,screenX=150,screenY=150,top=150,left=150')
	}
function moveGallery(div,offset){
	$(div).animate({
	    marginLeft: '+='+offset
	  }, 300);
}

var currentBannerIndex = 0;
function moveBanner(div,offset, total){
	if(currentBannerIndex == 0 && offset > 0){
		return;
	}
	if(offset < 0){
	    currentBannerIndex++;
	}else{
		currentBannerIndex--;
	}
	if(currentBannerIndex == total){
		currentBannerIndex = 0;
		$(div).animate({
		    marginLeft: '0'
		  }, 300);
	}else{
	$(div).animate({
	    marginLeft: '+='+offset
	  }, 300);
	}
}

function session_win() {
	  window.open("<?php echo tep_href_link(FILENAME_INFO_SHOPPING_CART); ?>","info_shopping_cart","height=460,width=430,toolbar=no,statusbar=no,scrollbars=yes").focus();
	}


var selected;

function selectRowEffect(object, buttonSelect) {
  if (!selected) {
    if (document.getElementById) {
      selected = document.getElementById('defaultSelected');
    } else {
      selected = document.all['defaultSelected'];
    }
  }

  if (selected) selected.className = 'moduleRow';
  object.className = 'moduleRowSelected';
  selected = object;

// one button is not an array
  if (document.checkout_address.shipping[0]) {
    document.checkout_address.shipping[buttonSelect].checked=true;
  } else {
    document.checkout_address.shipping.checked=true;
  }
}

function rowOverEffect(object) {
  if (object.className == 'moduleRow') object.className = 'moduleRowOver';
}

function rowOutEffect(object) {
  if (object.className == 'moduleRowOver') object.className = 'moduleRow';
}
function check_form_optional(form_name) {
	  var form = form_name;

	  var firstname = form.elements['firstname'].value;
	  var lastname = form.elements['lastname'].value;
	  var street_address = form.elements['street_address'].value;

	  if (firstname == '' && lastname == '' && street_address == '') {
	    return true;
	  } else {
	    return check_form(form_name);
	  }
	}

function selectContactUsTab(selectedTab,unselectedTab,selectedDiv,unselectedDiv){
    $(selectedTab).removeClass('contact_us_tab_unselected').addClass('contact_us_tab_selected');
    $(unselectedTab).removeClass('contact_us_tab_selected').addClass('contact_us_tab_unselected');
    $(selectedDiv).show();
    $(unselectedDiv).hide();
}