function openRSS() {
    var url = "rss.php?i=0";
	var industry_id = document.getElementById("industry").value;
    if(industry_id != null && industry_id != "" && industry_id != 0)
        url += "&industry=" + String(industry_id);
	var location_id = document.getElementById("location").value;
    if(location_id != null && location_id != "" && location_id != 0)
         url += "&location=" + String(location_id);
	var area_id = document.getElementById("area").value;
    if(area_id != null && area_id != "" && area_id != "any")
         url += "&area=" + String(area_id);
	var type_id = document.getElementById("type").value;
    if(type_id != null && type_id != "" && type_id != "any")
        url += "&type=" + String(type_id);
	var pay_min = document.getElementById("pay_range_min").value;
    if(pay_min != null && pay_min != "" && pay_min != 0)
        url += "&pay_range_min=" + String(pay_min);
	var pay_max = document.getElementById("pay_range_max").value;
    if(pay_max != null && pay_max != "" && pay_max != 0)
        url += "&pay_range_max=" + String(pay_max);
	var keywords = document.getElementById("keywords").value;
    if(keywords != null && keywords != "" && keywords != "Keywords")
        url += "&keywords=" + String(keywords);
    window.open(url);
}