for ( i=1; i<=numImm; i++ ) {
	eval("imm" + i + " = new Image(" + Lwidth + "," + Lheight + ")");
	if ( i<10 )
		eval("imm" + i + ".src = 'images/" + "/" + numName + "_0" + i + "_big.jpg'");
	else
		eval("imm" + i + ".src = 'images/" + "/" + numName + "_" + i + "_big.jpg'");	
}

currImm = 1;

function doNext() {
	if ( currImm < numImm ) {
		if ( doDida ) hideDidas( currImm );
		if ( currImm == 1 ) {
//			eval("document.images['Larr'].src = '../layouts/spacer.gif' ");
			blocking(1);
		}
		currImm += 1;
		eval("document.images['theImm'].src = imm" + currImm + ".src");
		if ( currImm == numImm ) {
//			eval("document.images['Rarr'].src = '../images/blank.gif' ");
			blocking(2);
		}
		if ( doDida ) showDidas( currImm );
	}
}

function doPrev() {
	if ( currImm > 1 ) {
		if ( doDida ) hideDidas( currImm );	
		if ( currImm == numImm ) {
//			eval("document.images['Rarr'].src = '../layouts/spacer.gif' ");
			blocking(2);
		}
		currImm -= 1;
		eval("document.images['theImm'].src = imm" + currImm + ".src");
		if ( currImm == 1 ) {
//			eval("document.images['Larr'].src = '../images/blank.gif' ");
			blocking(1);
		}
		if ( doDida ) showDidas( currImm );		
	}
}

function showDidas(i)
{
	if (supported)
	{
		if (document.getElementById)
		{
			document.getElementById('dida'+i).style.display = "block";
		}
		else if (document.all)
		{
			document.all['dida'+i].style.display = "block";
		}
	}
}

function hideDidas(i)
{
	if (supported)
	{
		if (document.getElementById)
		{
			document.getElementById('dida'+i).style.display = "none";
		}
		else if (document.all)
		{
			document.all['dida'+i].style.display = "none";
		}
	}
}