function open_page(make,yearModel){
	search = make+'/'+yearModel+'/'+'lights/tail_lights/';
    window.location=search;
	
	document.frmDD['model'].setAttribute('disabled','disabled');
	document.frmDD['year'].setAttribute('disabled','disabled');
}

function path_finding(){
    var index_make = document.frmDD.make.selectedIndex;
    var s_make = document.frmDD.make[index_make].text;
    var index_model = document.frmDD.model.selectedIndex;
    var s_model = document.frmDD.model[index_model].text;
	var index_year = document.frmDD.year.selectedIndex;
    var s_year = document.frmDD.year[index_year].text;
	s_model = s_model.replace(/-/, "_");
	s_model = s_model.replace(/\s/, "_");
	s_model = s_model.replace(/\/ /, "__");
	s_model = s_model.replace(/\& /, "__");

	if(s_year.length){
		var a = s_year.split(" ");
		var start_year = a[0];
		var end_year = a[2];
		s_year = start_year + "_" + end_year;
	}
	
	s_year = s_year.replace(/PRESENT/, "9999");

    if(index_make!=0 && index_model!=0 && index_year!=0){
	   document.frmDD.make.selectedIndex = 0;
	   document.frmDD.model.selectedIndex = 0;
	   document.frmDD.year.selectedIndex = 0;
	   
       open_page(s_make.toLowerCase(), s_year + "_" + s_model.toLowerCase());
	}
}