function addToCompare(id,back){if(back==null)back='';document.location.href=url_root+'compare_action.php?action=add&pid='+id+'&back='+encodeURIComponent(back);}function delFromCompare(id,back){if(back==null)back='';document.location.href=url_root+'compare_action.php?action=del&pid='+id+'&back='+encodeURIComponent(back);if(opener)opener.document.location.href+=' ';}function doCompare(){popOpen(url_root+'compare_action.php?action=compare',screen.width,screen.height,'compare_products');}function compareShowProd(link){opener.document.location.href=link;window.close();}function clearBasket(){if(confirm('Wyczyścić koszyk ?'))document.location.href=url_root+'add_basket.php?action=clear';}function popOpen(link,w,h,name){l=(screen.width-w)/2;t=(screen.height-h)/2;if(name==null)name="info";var w=window.open(link,name,"toolbar=0,scrollbars=1,resizable=1,location=0,menubar=0,directories=0,status=0,width="+w+",height="+h+",left="+l+",top="+t);if(w.left){w.left=l;w.top=t;}w.focus();return false;}function newCategory(name,idx,cid,wind){var cat_id=wind.document.getElementById('catID'+idx);var cat_name=wind.document.getElementById('category'+idx);cat_id.value=cid;cat_name.value=name;return false;}function showElement(objid){var obj=document.getElementById(objid);if(obj.style.display=='none')obj.style.display='';}function hideElement(objid){var obj=document.getElementById(objid);if(obj.style.display!='none')obj.style.display='none';}function switchDisplay(objid){var obj=document.getElementById(objid);if(obj.style.display=='none'){obj.style.display='';}else{obj.style.display='none';}}