/* Functions for showing error and information modal popup's */
function ShowErrorMessage(title, message)
{
	//change modal popup style
	document.getElementById("modalTop").setAttribute("class", "modalTopError");
	
	//and show information message...
	ShowMessage(title, message);
}

function ShowInfoMessage(title, message)
{
	//change modal popup style
	document.getElementById("modalTop").setAttribute("class", "modalTop");
	
	//and show information message...
	ShowMessage(title, message);
}


/* Private functions */
function ShowMessage(title, message)
{
	document.getElementById("modalTitle").innerHTML = title;
	document.getElementById("modalMessage").innerHTML = message;
	
	//show modal popup
	RevealModal("modalPage");
}

function RevealModal(divID)
{
	/*
	window.onscroll = function ()
	{
		document.getElementById(divID).style.top = document.body.scrollTop;
	};
	*/
	document.getElementById(divID).style.display = "block";
	document.getElementById(divID).style.top = document.body.scrollTop;
	
	//scroll to top to see the message
	scroll(0,0);
	
	//para que el fondo negro transparente se haga del tamaņo de la pagina
	//alert('Document height = ' + document.body.offsetHeight);
	document.getElementById(divID).style.height = document.body.offsetHeight + "px";
}

function HideModal(divID)
{
	document.getElementById(divID).style.display = "none";
}