function openPhoto(photoURL,imgWidth,imgHeight)
{
	var popup_left = (screen.width-(screen.width/1.1))/2;
	var popup_top = (screen.height-(screen.height/1.1))/2;

	window.open("/photo.php?photoURL="+photoURL,0,"toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width="+imgWidth+",height="+imgHeight+",left="+popup_left+",top="+popup_top);
}

function printen(pageID)
{
	window.open("/print/"+pageID+"/",1,"toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=640,height=480,left=0,top=0");
}

function checkForm(formElements)
{
	formElements_array = formElements.split(",");

	for (i=0;i<formElements_array.length;i++)
	{
		if (document.getElementById("form_"+formElements_array[i]).value == "")
		{
			alert("U heeft geen gegevens ingevoerd bij "+formElements_array[i]);
			return false;
		}
	}

	return true;
}

String.prototype.ucfirst = function()
{
	var x = this.split(/\s+/g);

	for(var i = 0; i < x.length; i++)
	{
		var parts = x[i].match(/(\w)(\w*)/);
		x[i] = parts[1].toUpperCase() + parts[2].toLowerCase();
	}

	return x.join(' ');
};