//www.neosante.com
var is_loaded = false;

function MM_preloadImages() { //v3.0
	var d=document; 
	if(d.images) 
	{ 
		if(!d.MM_p)	d.MM_p = new Array();
		
		var i, j=d.MM_p.length, a=MM_preloadImages.arguments; 
		
		for( i=0; i < a.length; i++ )
			if ( a[i].indexOf("#")!= 0 ) {
				d.MM_p[j]= new Image(); 
				d.MM_p[j++].src = a[i];
			}
		
		is_loaded = true;
  }
}

function NS_mouseOver(btn) {
	if (document.images && (is_loaded==true) && (btn != NS_dept))
	{
		img = document.getElementById('btn_' + btn);
		img.src = imgpath + btn + '_f2.gif';
	}
}

function NS_mouseOut(btn) {
	if (document.images && (btn != NS_dept))
	{
		img = document.getElementById('btn_' + btn);
		img.src = imgpath + btn + '.gif';
	}
}

function NS_docLoad() {
  MM_preloadImages(
	imgpath + '20_f2.gif', imgpath + '20_f3.gif',
	imgpath + '22_f2.gif', imgpath + '22_f3.gif',
	imgpath + '25_f2.gif', imgpath + '25_f3.gif',
	imgpath + '30_f2.gif', imgpath + '30_f3.gif',
	imgpath + '40_f2.gif', imgpath + '40_f3.gif',
	imgpath + '60_f2.gif', imgpath + '60_f3.gif');
}