function Next() {
        var num = parseInt(document.gridForm.recordNumber.value);
        if (isNaN(num)) num = 1; 
        document.gridForm.recordNumber.value = num + 15;
        
        document.gridForm.submit();
    }
    function Prev() {
        var num = parseInt(document.gridForm.recordNumber.value);
        if (isNaN(num)) num = 1; 
        num = num - 15;
        if (num < 1) num = 1;
        document.gridForm.recordNumber.value = num;
        document.gridForm.submit();
    }
    function First() {
        document.gridForm.recordNumber.value = 1;
        document.gridForm.submit();
    }
	function Last(totalPages) {
        document.gridForm.recordNumber.value = (totalPages - 1) * 15;
        document.gridForm.submit();
    }
	function Page(pageNumber) {
        document.gridForm.recordNumber.value = pageNumber * 15;
        document.gridForm.submit();
    } 
    function FilterMake() {
        
        var w = document.gridForm.makeDropdown.selectedIndex;
        var selectedValue = document.gridForm.makeDropdown.options[w].value;
        
		if (document.gridForm.makeFilter.value != selectedValue)
			document.gridForm.modelFilter.value = "";

        document.gridForm.makeFilter.value = selectedValue;
        // Reset the paging
        document.gridForm.recordNumber.value = 1;
        document.gridForm.submit();
    }
	
	function FilterModel() {
        var w = document.gridForm.modelDropdown.selectedIndex;
        var selectedValue = document.gridForm.modelDropdown.options[w].value;

        document.gridForm.modelFilter.value = selectedValue;
        //document.gridForm.submit();
    }

    function FilterCertified() {
        var w = document.gridForm.certifiedCheckbox.checked;       

        if (w)
            document.gridForm.certifiedFilter.value = "y";
        else
            document.gridForm.certifiedFilter.value = "";
        //document.gridForm.submit();
    }

    function FilterMileage() {
        var w = document.gridForm.mileageDropdown.selectedIndex;
        var selectedValue = document.gridForm.mileageDropdown.options[w].value;

        document.gridForm.mileageFilter.value = selectedValue;
        //document.gridForm.submit();
    }

    function FilterBodyStyle() {
        var w = document.gridForm.bodyStyleDropdown.selectedIndex;
        var selectedValue = document.gridForm.bodyStyleDropdown.options[w].value;

        document.gridForm.bodyStyleFilter.value = selectedValue;
        //document.gridForm.submit();
    }

    function FilterHighPrice() {
        var w = document.gridForm.highPriceDropdown.selectedIndex;
        var selectedValue = document.gridForm.highPriceDropdown.options[w].value;

        document.gridForm.highPriceFilter.value = selectedValue;
        //document.gridForm.submit();
    }

    function FilterLowPrice() {
        var w = document.gridForm.lowPriceDropdown.selectedIndex;
        var selectedValue = document.gridForm.lowPriceDropdown.options[w].value;

        document.gridForm.lowPriceFilter.value = selectedValue;
        //document.gridForm.submit();
    }

    function FilterOldestYear() {
        var w = document.gridForm.oldestYearDropdown.selectedIndex;
        var selectedValue = document.gridForm.oldestYearDropdown.options[w].value;

        document.gridForm.oldestYearFilter.value = selectedValue;
        //document.gridForm.submit();
    }

    function FilterNewestYear() {
        var w = document.gridForm.newestYearDropdown.selectedIndex;
        var selectedValue = document.gridForm.newestYearDropdown.options[w].value;

        document.gridForm.newestYearFilter.value = selectedValue;
        //document.gridForm.submit();
    }

    function Sort(sortType) {
        // We're reversing the direction
        if (document.gridForm.sortType.value == sortType) {
            if (document.gridForm.sortDirection.value == "desc")
                document.gridForm.sortDirection.value = "asc";
            else
                document.gridForm.sortDirection.value = "desc";
        }
        else {
            document.gridForm.sortType.value = sortType;
            document.gridForm.sortDirection.value = "asc";
        }
        document.gridForm.submit();
    }
    
    function SearchByFilters() {
        // Reset the paging
        document.gridForm.recordNumber.value = 1;
        document.gridForm.submit();
    }
    
    function clearText(thefield){
	if (thefield.defaultValue==thefield.value)
	thefield.value = ""
	}
	
    function selCert(){
	 document.getElementById("search-preowned").setAttribute("class", "search02_nav");
	 document.getElementById("search-certified").setAttribute("class", "search02_nav search-selected");
	 document.getElementById("search-new").setAttribute("class", "search02_nav");
	}
	
    function selUsed(){
	 document.getElementById("search-preowned").setAttribute("class", "search02_nav  search-selected");
	 document.getElementById("search-certified").setAttribute("class", "search02_nav");
	 document.getElementById("search-new").setAttribute("class", "search02_nav");
	}
	
    function selNew(){
	 document.getElementById("search-preowned").setAttribute("class", "search02_nav");
	 document.getElementById("search-certified").setAttribute("class", "search02_nav");
	 document.getElementById("search-new").setAttribute("class", "search02_nav   search-selected");
	}