//<![CDATA[
function positioning(form){
    var x,y;
    if (self.pageYOffset) // all except Explorer
    {
            x = self.pageXOffset;
            y = self.pageYOffset;
            //window.alert("all expect IE "+y);
            //form.positioning_who_am_i.value = 1;
    }
    else if (document.documentElement && document.documentElement.scrollTop)
            // Explorer 6 Strict
    {
            x = document.documentElement.scrollLeft;
            y = document.documentElement.scrollTop;
            //window.alert("IE 6 "+y);
            //form.positioning_who_am_i.value = 2;
    }
    else if (document.body) // all other Explorers
    {
            x = document.body.scrollLeft;
            y = document.body.scrollTop;
            //window.alert("all other IE "+y);
            //form.positioning_who_am_i.value = 3;
    }
    form.positioning_scrollTop.value = y;
}
//]]>

function form_submit( scroll_down ) {
	positioning(document.wniosek);
	document.wniosek.submit();
}

function add_towar() {
	document.getElementById('towar_count').value = parseInt(document.getElementById('towar_count').value)+1;
	form_submit();
}

function remove_towar() {
	document.getElementById('towar_count').value = parseInt(document.getElementById('towar_count').value)-1;
	form_submit();
}

function form_clear()
{
  var frm_elements = document.getElementById('wniosek').elements;
   
  for(i=0; i<frm_elements.length; i++) {
  
    field_type = frm_elements[i].type.toLowerCase();
    
    switch(field_type) {
    
      case "text":
      case "password":
      case "textarea":
      case "hidden":
      
      frm_elements[i].value = "";
      break;
      
      case "radio":
      case "checkbox":
      
      if (frm_elements[i].checked) {
        frm_elements[i].checked = false;
      }
      break;
      
      case "select-one":
      case "select-multi":
      
      frm_elements[i].selectedIndex = 0;
      break;
      
      default:
      break;
      
    }  
  }
}