function clearThis(elementti,oletus){
	var word = document.getElementById(elementti).value;
	if(word==oletus){
		document.getElementById(elementti).value='';
		document.getElementById(elementti).style.color = "#111111";
	}
}

function populateThisAgain(elementti,oletus){
	var word = document.getElementById(elementti).value;
	if(word==''){
		document.getElementById(elementti).value=oletus;
		document.getElementById(elementti).style.color = "#707070";
	}
}

function displayThis(elementti){
	
		document.getElementById(elementti).style.display = 'block';
}

function dontdisplayThis(elementti){
	
		document.getElementById(elementti).style.display = 'none';
}


function confirmSubmit(themessage){

	var agree=confirm(themessage);
	if (agree){
		return true;
	}
	else{
		return false;
	}
}




var siteurl = "http://www.xracing.fi";

//Ajax
var request = false;
try
{
	 request = new XMLHttpRequest();
}
catch (trymicrosoft)
{
	try
	{
		request = new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch (othermicrosoft)
	{
		try
		{
			request = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch (failed)
		{
			request = false;
		}  
	}
}

function changeBigImage( image_id, subtitle ){
	
	document.getElementById('big_image').innerHTML = "<img src='"+ siteurl +"/readimage.php?id="+ image_id +"&s=600' alt='' class='the_big_image' /><div class='subtitle_container'>"+ subtitle +"</div>"; 

}