years = new Array("2010","2009","2008","2007","2006","2005","2004","2003","2002","2001","2000","1999","1998","1997","1996","1995","1994","1993","1992","1991","1990","1989","1988","1987","1986","1985","1984","1983","1982","1981","1980","1979","1978","1977","1976","1975","1974","1973","1972","1971","1970","1969","1968","1967","1966","1965","1964","1963","1962","1961","1960","1959","1958","1957","1956","1955","1954","1953","1952","1951","1950","1949","1948","1947","1946","1945","1944","1943","1942");
yearsid = new Array("4294962664","4294962763","4294962764","4294962765","4294962766","4294962767","4294962768","4294962769","4294962770","4294963627","4294963628","4294963629","4294963630","4294963631","4294963632","4294963633","4294963634","4294963616","4294963617","4294963618","4294963619","4294963620","4294963621","4294963622","4294963623","4294962396","4294962397","4294962398","4294962399","4294962400","4294962382","4294962383","4294962384","4294962420","4294962421","4294962422","4294962408","4294962409","4294962410","4294962411","4294962412","4294962413","4294962367","4294962368","4294962369","4294962370","4294962371","4294962372","4294962373","4294962359","4294962360","4294962361","4294962362","4294962363","4294962364","4294962365","4294962366","4294962342","4294962355","4294962353","4294962354","4294962343","4294962344","4294962345","4294962346","4294962347","4294962348","4294962349","4294962350");

$(function() {
	load_ymm_dropdown();
});


function load_ymm_dropdown() {

	var el_ymm		 			= document.getElementById("ymm");
	var el_ymm_year 			= document.getElementById("ymm_year");
	var el_ymm_make 			= document.getElementById("ymm_make");
	var el_ymm_model 			= document.getElementById("ymm_model");
	var year_data	 			= '';
	var year_data_partial	 			= '';

	if (el_ymm != null) {
		 
		$(el_ymm_year).change( function() {
			yearChange(this.value,'year');
        });
		$(el_ymm_make).change( function() {					
			makeChange(el_ymm_year.value, this.value,'make');
		});
		
		
        			$(el_ymm_model).change( function() {
				modelChange(el_ymm_year.value, el_ymm_make.value, this.value);
			});
				if (el_ymm_year.disabled){
			el_ymm_year.disabled = false;
		}
		
		if (el_ymm_make.disabled){
			el_ymm_make.disabled = false;
		}
		
		if (el_ymm_model.disabled){
			el_ymm_model.disabled = false;
		}
		
		if (!el_ymm_make.disabled) {
			el_ymm_make.disabled = true;
		}else{
        	el_ymm_year.style.border="1px solid #CCCCCC ";
        	el_ymm_make.style.border="2px solid #FFOOOO ";

        }

		if (!el_ymm_model.disabled) {
			el_ymm_model.disabled = true;
		}
		
		el_ymm_year.options.length=1;
		for (i=0; i < years.length; i++) {
			el_ymm_year.options[i+1] = new Option(years[i], yearsid[i]);
			
            if(years[i] == 0){ 
            	el_ymm_year.options[i+1].selected = true;
                el_ymm_make.disabled = false;
                getMakesByYear(yearsid[i],'onload');
                
            }
		}
		$(el_ymm).submit( function() {
			return ymm_submit();
		});

		if (el_ymm_year.disabled) { 
 	    	el_ymm_year.disabled = false; 
 	    } 

        $(el_ymm).attr("action", "/catalog/parts.php");

	}
    
    

}


function yearChange(year,change) {

	var el_ymm_year 			= document.getElementById("ymm_year");
	var el_ymm_make 			= document.getElementById("ymm_make");
	var el_ymm_model 			= document.getElementById("ymm_model");
	if (!el_ymm_make.disabled) {
		el_ymm_make.disabled = true;
		el_ymm_make.options.length=1;
	}
	if (!el_ymm_model.disabled) {
		el_ymm_model.disabled = true;
		el_ymm_model.options.length=1;
	}

	if (el_ymm_year.value != year) {
		el_ymm_year.value = year; 
	}

	if (year!="") {

		getMakesByYear(year,change);

		if (!el_ymm_model.disabled) {
			el_ymm_model.disabled = true;
			el_ymm_model.options.length=1;
		}

	}

}

function makeChange(year, make,change) {

	var el_ymm_make 			= document.getElementById("ymm_make");
	var el_ymm_model 			= document.getElementById("ymm_model");
	
	if (!el_ymm_model.disabled) {
		el_ymm_model.disabled = true;
		el_ymm_model.options.length=1;
	}

	if(el_ymm_make.value != make) {
		el_ymm_make.value = make;
	}

	if (make!="") {

		getModelsByMakeYear(year,make,change);

	}

}

function modelChange(year,make,model) {

	var el_ymm			 			= document.getElementById("ymm");
	var el_ymm_model 			= document.getElementById("ymm_model");

	if(el_ymm_model.value != model) {
		el_ymm_model.value = model;
	}

	if (model!="") {
		$(el_ymm)[0].submit();
	}

}

function getMakesByYear(year,change) {
    var el_ymm_model 			= document.getElementById("ymm_model");
	var el_ymm_make 			= document.getElementById("ymm_make");
	var el_ymm_year 			= document.getElementById("ymm_year");
	make_data_partial			='';
	make_data					='';
	
	var select_make_text = "";
	select_make_text = el_ymm_make.options[0].text;
	el_ymm_make.options[0].text = "Loading Makes...";
		
	$.get("/partfinder/make/year/"+year,
	  function(makes){

	  	makes = $.trim(makes);
	  	makes = makes.split("|");

  		el_ymm_make.options.length=1;
  		
			for (i=0; i< makes.length; i++) {
				makes[i] = makes[i].split("*");
				el_ymm_make.options[i+1] = new Option(makes[i][0], makes[i][1]);
					
                if(el_ymm_make.options[i+1].text.toUpperCase()== ''){
                    el_ymm_make.options[i+1].selected = true;
                    getModelsByMakeYear(year, makes[i][1],change);

                }
                
			}
			
			el_ymm_make.options[0].text = 'Select Make';
			el_ymm_make.disabled = false;

			

		}
	);


}

function getModelsByMakeYear(year,make,change) {
    
    var el_ymm_year 			= document.getElementById("ymm_year");
	var el_ymm_make 			= document.getElementById("ymm_make");
	var el_ymm_model 			= document.getElementById("ymm_model");
	model_data_partial			=''
	model_data					=''
	
	var select_model_text = "";
	select_model_text = el_ymm_model.options[0].text;
	el_ymm_model.options[0].text = "Loading Models...";
	var N = year + '+' + make;
	$.get("/partfinder/model/year/"+year+"/make/"+make,
	  function(models){

	  	models = $.trim(models);
	  	models = models.split("|");

  		el_ymm_model.options.length=1;
			for (i=0; i< models.length; i++) {
				models[i] = models[i].split("*");
				el_ymm_model.options[i+1] = new Option(models[i][0], models[i][1]);
                
                if(el_ymm_model.options[i+1].text.toUpperCase()== ''){
                    el_ymm_model.options[i+1].selected = true;
                }                
               
			}
            el_ymm_model.disabled = false;
            el_ymm_model.options[0].text = 'Select Model';

		}
	);

}

function ymm_submit() {


	var el_ymm_year 			= document.getElementById("ymm_year");
	var el_ymm_make 			= document.getElementById("ymm_make");
	var el_ymm_model 			= document.getElementById("ymm_model");
	var year_select = true;
	var make_select = true;
	var model_select = true;


		if (el_ymm_year.value=="") {
			year_select = false;
		}

		if (el_ymm_make.value=="") {
			make_select = false;
		}

		if (el_ymm_model.value=="") {
			model_select = false;
		}

	if (year_select && make_select && model_select) {
		return true;
	}

	if (!year_select && !make_select && !model_select) {
		alert("You must select a Year, Make, and Model to continue!");
		return false;
	}

	if (year_select && !make_select && !model_select) {
		alert("You must select a Make and Model to continue!");
		return false;
	}

	if (year_select && make_select && !model_select) {
		alert("You must select a Model to continue!");
		return false;
	}

}