var imgs = new Array();
var keepOpen = false;
var width = screen.width;
var height = screen.height;
var winwidth = 800;
var winheight = 600;
var leftpos = width / 2 - winwidth / 2;
var toppos = height / 2 - winheight / 2;



function openWinBlank( str_link ) {

	window.open( str_link, '_blank', 'width=800,height=600,scrollbars=yes,toolbar=no,left='+leftpos+',top='+toppos );
}

function toggleVisibility( str_id, img ) {

	var el = document.getElementById(str_id);
	var ret;

	if( el.style.display == 'none' ) {
		
		el.style.display = 'block';
		img.src = 'images/minus.gif';
		img.alt = 'Piilota alisivut';

		ret = 1;
	}
	else {
		
		el.style.display = 'none';
		img.src = 'images/plus.gif';
		img.alt = 'Näytä alisivut';

		ret = 0;
	}

	if( window.resizeOuterDiv ) {
		
		resizeOuterDiv();
	}

	return ret;
}


function showHelp() {
	document.getElementById("help").className="visible";
}

function hideHelp() {
	if (!keepOpen) document.getElementById("help").className="hidden";
}

function openWin(str_link, str_name) {
    window.open(str_link, str_name, 'width=500, height=400, channelmode=0, dependent=0, directories=0, fullscreen=0, location=0, menubar=0, resizable=1, scrollbars=1, status=0, toolbar=0, left='+ (screen.width / 2 - 250) + ', top=' + (screen.height / 2 - 200) + ', screenX=' + (screen.width / 2 - 250) + ', sceenY=' + (screen.height / 2 - 200));
}

function naviShowDiv( str_pageId )
{
    var elDiv = document.getElementById('item'+str_pageId);
    var elImg = document.getElementById('item'+str_pageId+'_img');

    if( elDiv && elImg ) {
		
		elDiv.style.display = 'block';
		elImg.src = 'images/minus.gif';
		elImg.alt = 'Piilota alisivut';
	}
}

function naviOnClick( str_id )
{
	$("#naviContainer table").removeClass("selected");
	$("#naviItem"+str_id).addClass("selected");
    $("#item"+str_id).toggle();
    $("#naviContainer div:not(#item"+str_id+")").not(":has(#naviItem"+str_id+")").hide();
	$("#naviContainer div:has(#naviItem"+str_id+")").show();
	updateContentDiv(str_id);
    return false;
}