function bgImgRotate() 
{ 
	var images = Array( "../loginscreen/imagens/login001.jpg", "../loginscreen/imagens/login002.jpg", "../loginscreen/imagens/login003.jpg", "../loginscreen/imagens/login004.jpg", "../loginscreen/imagens/login005.jpg", "../loginscreen/imagens/login006.jpg", "../loginscreen/imagens/login007.jpg", "../loginscreen/imagens/login008.jpg", "../loginscreen/imagens/login009.jpg", "../loginscreen/imagens/login010.jpg", "../loginscreen/imagens/login011.jpg", "../loginscreen/imagens/login012.jpg", "../loginscreen/imagens/login013.jpg", "../loginscreen/imagens/login014.jpg", "../loginscreen/imagens/login015.jpg", "../loginscreen/imagens/login016.jpg", "../loginscreen/imagens/login017.jpg", "../loginscreen/imagens/login018.jpg", "../loginscreen/imagens/login019.jpg", "../loginscreen/imagens/login020.jpg", "../loginscreen/imagens/login021.jpg", "../loginscreen/imagens/login022.jpg", "../loginscreen/imagens/login023.jpg", "../loginscreen/imagens/login024.jpg", "../loginscreen/imagens/login025.jpg", "../loginscreen/imagens/login026.jpg", "../loginscreen/imagens/login027.jpg", "../loginscreen/imagens/login028.jpg", "../loginscreen/imagens/login029.jpg", "../loginscreen/imagens/login030.jpg", "../loginscreen/imagens/login031.jpg", "../loginscreen/imagens/login032.jpg", "../loginscreen/imagens/login033.jpg", "../loginscreen/imagens/login034.jpg", "../loginscreen/imagens/login035.jpg", "../loginscreen/imagens/login036.jpg", "../loginscreen/imagens/login037.jpg", "../loginscreen/imagens/login038.jpg", "../loginscreen/imagens/login039.jpg", "../loginscreen/imagens/login040.jpg", "../loginscreen/imagens/login041.jpg", "../loginscreen/imagens/login042.jpg", "../loginscreen/imagens/login043.jpg", "../loginscreen/imagens/login044.jpg", "../loginscreen/imagens/login045.jpg", "../loginscreen/imagens/login046.jpg", "../loginscreen/imagens/login047.jpg", "../loginscreen/imagens/login048.jpg", "../loginscreen/imagens/login049.jpg", "../loginscreen/imagens/login050.jpg", "../loginscreen/imagens/login051.jpg", "../loginscreen/imagens/login052.jpg", "../loginscreen/imagens/login053.jpg", "../loginscreen/imagens/login054.jpg", "../loginscreen/imagens/login055.jpg", "../loginscreen/imagens/login056.jpg", "../loginscreen/imagens/login057.jpg", "../loginscreen/imagens/login058.jpg", "../loginscreen/imagens/login059.jpg", "../loginscreen/imagens/login060.jpg", "../loginscreen/imagens/login061.jpg", "../loginscreen/imagens/login062.jpg", "../loginscreen/imagens/login063.jpg", "../loginscreen/imagens/login064.jpg", "../loginscreen/imagens/login065.jpg", "../loginscreen/imagens/login066.jpg"); 
	var myDate = new Date();
	var hour = myDate.getHours(); 
	// var index = Math.floor(hour/8); 
	var index; 
	if (hour < 5) 
	{ 
		index = 3; 
	} 
	else if (hour < 10) 
	{ 
		index = 0; 
	} 
	else if (hour < 18) 
	{ 
		index = 1; 
	} 
	else if (hour < 21) 
	{ 
		index = 2; 
	} 
	else if (hour < 24) 
	{ 
		index = 3; 
	} 
	else 
	{ 
		index = 1; 
	}
	document.getElementById('mainImage').src = images[index]; 
} 

function closeSurvey(div_id)
{
	document.getElementById(div_id).style.display = "none";
}

function locationTextColor(){
	if ((document.getElementById('specifyLocation').checked == 1) && !(document.getElementById('specificLocation').value == 'Region Name')) {
		document.getElementById('specificLocation').style.color = '#FFFFFF';
	} else {
		document.getElementById('specificLocation').style.color = '#666666';
	}
}

function selectRegionRadio(){
	document.getElementById('specifyLocation').checked = 1;
}


function CheckFieldsNotEmpty(){
	var mUsername = document.getElementById('firstname_input');
	var mLastname = document.getElementById('lastname_input');
	var mPassword =document.getElementById('password_input');
	var myButton = document.getElementById('conbtn');
		
	if (( mUsername.value != "") && (mLastname.value != "") && (mPassword.value != "") )
	{
			myButton.disabled = false;
			myButton.className = "input_over";
	}else
	{
		myButton.disabled = true;
		myButton.className = "pressed";
	}
}