//Mouse location
var xm=0,ym=0

// capture pointer
if (document.layers) { 
    document.captureEvents(Event.MOUSEMOVE);
    document.onmousemove = get_mouse;
} else if (document.all) { 
    document.onmousemove = get_mouse;
} else if (document.getElementById) { 
    document.onmousemove = get_mouse;
}

// Find where the mouse is
function get_mouse(e)
{
	xm=0;
	ym=0;
	if(!e) var e=window.event;
	if(e.pageX||e.pageY){
		xm=e.pageX;
		ym=e.pageY;
	}
	else if(e.clientX||e.clientY){
		if (document.body!=null)
		{
			xm = e.clientX + document.body.scrollLeft;
			ym = e.clientY + document.body.scrollTop;
		}
	}
}

function hide(obj)
{	if (obj!=null)
		if (obj.style.visibility=='visible')
			obj.style.visibility='hidden';
}
function unhide(obj)
{
	if (obj!=null)
		if (obj.style.visibility!='visible')
			obj.style.visibility='visible';
}
function rollover(obj,src)
{
	if (obj.src!=undefined)
	{	if (obj.src!= src)
			obj.src=src;
	}
	else
	{
		if (obj.style.backgroundImage!='url(' + src + ')')
			obj.style.backgroundImage='url(' + src + ')';
	}
	

}


function getObj(a)
{
	if (document.getElementById)
		return document.getElementById(a)
	else if (document.all)
		return document.all[a]
	else if (document.layers)
		return document.layers[a]
}

function anyKeywords(sForm)
{	var rt=undefined;
	if (sForm!=null)
		for (var i=0;i<sForm.elements.length && rt!=true;i++)
			if (sForm.elements[i].name=='keyword')
				if (sForm.elements[i].checked==true)
					rt=true
				else
					rt=false;
	
	if (rt!=undefined)
		return (rt)
	else
		return (false);
}