//Colors for fields (marked color, normal color)
mcolor="#eeb211";	
ncolor="#ffffff";

function chkField(name){

	switch(name){
	
		case "email":	if (validEmail ())
							document.forms["cFrm"].elements['email'].style.backgroundColor=mcolor;
						else
							document.forms["cFrm"].elements['email'].style.backgroundColor=ncolor;
		break;
		
        case "job_title":
        case "street": 
        case "zip_code":
        case "city":  break;
        						
		default:		if(document.forms["cFrm"].elements[name].value=="")
							document.forms["cFrm"].elements[name].style.backgroundColor=mcolor;
						else
							document.forms["cFrm"].elements[name].style.backgroundColor=ncolor;
		break;
	}
}



function validEmail (){
	
	var str=document.forms["cFrm"].elements['email'].value;
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
	if (filter.test(str))
		return false;
	else 
		return true;
}

function submitFrm(){
	
	countFields=0;
	
	for (i=0;i < document.forms["cFrm"].elements.length; i++){
		if(document.forms["cFrm"].elements[i].value=="" &&
           document.forms["cFrm"].elements[i] != document.forms["cFrm"].elements['comments'] &&
           document.forms["cFrm"].elements[i] != document.forms["cFrm"].elements['job_title'] &&
           document.forms["cFrm"].elements[i] != document.forms["cFrm"].elements['street'] &&
           document.forms["cFrm"].elements[i] != document.forms["cFrm"].elements['zip_code'] &&
           document.forms["cFrm"].elements[i] != document.forms["cFrm"].elements['city'] && 
           document.forms["cFrm"].elements[i] != document.forms["cFrm"].elements['state']){
		   document.forms["cFrm"].elements[i].style.backgroundColor=mcolor;
		   countFields++;	
		   }
						
	}
	if(validEmail ())
		countFields++;	
				
	if(countFields < 1){
	
		form="c_id=1" + 
			"&title=" + encodeURI(document.forms["cFrm"].elements["title"].value) +
			"&first_name=" + encodeURI(document.forms["cFrm"].elements["first_name"].value) + 
			"&last_name=" + encodeURI(document.forms["cFrm"].elements["last_name"].value) +		 
			"&job_title=" + encodeURI(document.forms["cFrm"].elements["job_title"].value) +				 
			"&company=" + encodeURI(document.forms["cFrm"].elements["company"].value) +				 
			"&street=" + encodeURI(document.forms["cFrm"].elements["street"].value) +
			"&zip_code=" + encodeURI(document.forms["cFrm"].elements["zip_code"].value) +
			"&city=" + encodeURI(document.forms["cFrm"].elements["city"].value) +
			"&country=" + encodeURI(document.forms["cFrm"].elements["country"].value) +
			"&state=" + encodeURI(document.forms["cFrm"].elements["state"].value) +
			"&email=" + encodeURI(document.forms["cFrm"].elements["email"].value) +
			"&phone=" + encodeURI(document.forms["cFrm"].elements["phone"].value) +
			"&comments=" + encodeURI(document.forms["cFrm"].elements["comments"].value);
			
		dbReq(form);
	}
}

function question(i){
		
	//Get Current Question Number	
	q_id=parseInt(document.forms["qFrm"].elements["question_number"].value)	
	
	//Next or Previous Question?
	n_id="&n_id="+i;
	if(i == 1){	
		if(document.forms["qFrm"].elements[0].checked == true)
			dbReq("q_id=" + q_id + n_id + "&a_id=1");
		else if(document.forms["qFrm"].elements[1].checked == true)
			dbReq("q_id=" + q_id + n_id + "&a_id=2");
		else if(document.forms["qFrm"].elements[2].checked == true)
			dbReq("q_id=" + q_id + n_id + "&a_id=3");		
		else alert ("Please select an answer to continue...");
	}else if (i == -1)
		dbReq("q_id="+q_id+n_id);		
}

//Check witch navigation is required for content...
function changeNav(){
		
	if(document.getElementById('home')){
		
		document.getElementById('topnav').style.visibility="visible";
		document.getElementById('topnav').style.backgroundImage="url(gfx/choose_test_en.png)";
		document.getElementById('topnav').innerHTML="<div id=\"navpoint\" style=\"width:140px;height:17px;135px;\"></div><div id=\"navpoint\" style=\"width:155px;height:17px;\" onmouseover=\"dbReq('t_id=2')\"></div><div id=\"navpoint\" style=\"width:155px;height:17px;\" onmouseover=\"dbReq('t_id=1')\"></div>";
	
	}
	else if(document.getElementById('about') || document.getElementById('legal') || document.getElementById('contact')){
		document.getElementById('topnav').style.visibility="hidden";
		
	}
	
	//Show Steps and Result...
	if(document.forms["qFrm"] || document.getElementById('result')){
	
		if(document.forms["qFrm"])
			s=document.forms["qFrm"].elements["question_number"].value;
		else
			s="Result";
			
		var nav="|&nbsp;&nbsp;1&nbsp;&nbsp;|&nbsp;&nbsp;2&nbsp;&nbsp;|&nbsp;&nbsp;3&nbsp;&nbsp;|&nbsp;&nbsp;4&nbsp;&nbsp;|&nbsp;&nbsp;5&nbsp;&nbsp;|&nbsp;&nbsp;6&nbsp;&nbsp;|&nbsp;&nbsp;7&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;8&nbsp;&nbsp;|&nbsp;&nbsp;9&nbsp;&nbsp;|&nbsp;&nbsp;10&nbsp;&nbsp;|&nbsp;&nbsp;Result";
		document.getElementById('topnav').style.visibility="visible";
		document.getElementById('topnav').style.backgroundImage="url(gfx/step_en.png)";
		document.getElementById('topnav').innerHTML="<div style=\"margin-left:100px;\">" + nav.replace(s,"<span style=\"color:#f1b800;\">"+s+"</span>") + "</div>";
		
	}
}

function simplePreload(){ 
    	
var args = {1:'gfx/background.jpg',
            2:'gfx/choose_test_de.png',
            3:'gfx/choose_test_en.png',
            4:'gfx/footer_de.png',
            5:'gfx/footer_en.png',
            6:'gfx/header_de.png',
            7:'gfx/header_en.png',
            8:'gfx/loading.gif',
            9:'gfx/main_1px.png',
            10:'gfx/next_q_de.gif',
            11:'gfx/next_q_en.gif',
            12:'gfx/prev_q_de.gif',
            13:'gfx/prev_q_dis_de.gif',
            14:'gfx/prev_q_dis_en.gif',
            15:'gfx/prev_q_en.gif',
            16:'gfx/reset_form_de.gif',
            17:'gfx/reset_form_en.gif',
            18:'gfx/result.jpg',
            19:'gfx/result_green.gif',
            20:'gfx/result_red.gif',
            21:'gfx/result_yellow.gif',
            22:'gfx/show_detailed_results_de.gif',
            23:'gfx/show_detailed_results_en.gif',
            24:'gfx/show_results_de.gif',
            25:'gfx/show_results_en.gif',
            26:'gfx/start_test_de.gif',
            27:'gfx/start_test_en.gif',
            28:'gfx/step_de.png',
            29:'gfx/step_en.png',
            30:'gfx/submit_form_de.gif',
            31:'gfx/submit_form_en.gif',
            32:'gfx/try_another_test_de.gif',
            33:'gfx/try_another_test_en.gif'};

  document.imageArray = new Array(args.length);

  for(var i=0; i<args.length; i++){

    document.imageArray[i] = new Image;
    document.imageArray[i].src = args[i];
  }
}

function show(id){
	document.getElementById(id).style.visibility = "visible";	
	document.getElementById(id).style.height = "auto";
	
}