if (document.images) {
	m = new Array();
	m_o = new Array();
	for ( i=8; i<=14; i++ ) {
		m[i] = new Image();
		m[i].src = "images/m_"+i+".gif";
		m_o[i] = new Image();
		m_o[i].src = "images/m_"+i+"_o.gif";
	}
}
function rollOn(imgobj,n) {
  if (document.images) 
	imgobj.src = m_o[n].src;
}
function rollOff(imgobj,n) {
  if (document.images)
	imgobj.src = m[n].src;
}
function showHide(targetName) {
    if( document.getElementById ) { // NS6+
        target = document.getElementById(targetName);
    } else if( document.all ) { // IE4+
        target = document.all[targetName];
    }
    if( target ) {
        if( target.style.display == "none" ) {
            target.style.display = "block";
        } else {
            target.style.display = "none";
        }
    }
}
function switchPage(pages,n) {
	for ( j=1; j<=pages; j++ ) {
		document.getElementById('page'+j+'Block').style.display='none';
	}
	document.getElementById('page'+n+'Block').style.display='block';
}
function showHide(obj) {
	if ( document.getElementById(obj).style.display=='' ) {
		document.getElementById(obj).style.display='none';
	} else {
		document.getElementById(obj).style.display='';
	}
}