var params= {};
params.keyword1 = '';
params.keyword2 = '';
params.keyword3 = '';
params.string = '';
function valSubmit()
{
	//params.keyword1= $("input#keyword1").val();
	//params.keyword2= $("input#keyword2").val();
	//params.keyword3= $("input#keyword3").val();
    var n = 0;
    //keyword1 = 1 keyword2 = 2 keyword3 = 4 bin = 010 of 101 of 110 enz
	if(params.keyword1 != undefined)
		if(params.keyword1.length != 0)
			n = n + 1;
	if(params.keyword2 != undefined)
		if(params.keyword2.length != 0)
			n = n + 2;
	if(params.keyword3 != undefined)
		if(params.keyword3.length != 0)
			n = n + 4;

    switch(n)
    {
        case 1:
          window.location="http://atdbv.nl/advanced_search_result.php?search_in_description=1&keywords=" + params.keyword1 + ' ' + params.string;
          break;
        case 2:
          window.location="http://atdbv.nl/advanced_search_result.php?search_in_description=1&keywords=" + params.keyword2 + ' ' + params.string;
          break;
        case 3:
          window.location="http://atdbv.nl/advanced_search_result.php?search_in_description=1&keywords=" + params.keyword1 + "x" + params.keyword2 + ' ' + params.string;
          break;
        case 4:
          window.location="http://atdbv.nl/advanced_search_result.php?search_in_description=1&keywords=" + params.keyword3 + ' ' + params.string;
          break;
        case 5:
          window.location="http://atdbv.nl/advanced_search_result.php?search_in_description=1&keywords=" + params.keyword1 + "x x" + params.keyword3 + ' ' + params.string;
          break;
        case 6:
          window.location="http://atdbv.nl/advanced_search_result.php?search_in_description=1&keywords=" + params.keyword2 + "x" + params.keyword3 + ' ' + params.string;
          break;
        case 7:
          window.location="http://atdbv.nl/advanced_search_result.php?search_in_description=1&keywords=" + params.keyword1 + "x" + params.keyword2 + "x" + params.keyword3 + ' ' + params.string;
          break;
        default:
          window.location="http://atdbv.nl/advanced_search_result.php?search_in_description=1&keywords=" + params.string;
    }
}