function send_to_friend(product_id, e){
	var posx = 0;
	var posy = 0;
	if (!e) var e = window.event;
	if (e.pageX || e.pageY){
		posx = e.pageX;
		posy = e.pageY;
	}
	else if (e.clientX || e.clientY){
		posx = e.clientX + document.body.scrollLeft
			+ document.documentElement.scrollLeft;
		posy = e.clientY + document.body.scrollTop
			+ document.documentElement.scrollTop;
	}
	
	var ds = document.getElementById('div_send_to_friend');
	ds.style.left = posx - 100;
	ds.style.top = posy;
	ds.style.display = 'block';
	document.getElementById('send_to_friend_product_id').value = product_id;
}

function filter_numeric(textbox, val){
	val = val.replace(/[^0-9.]/g, ''); // strip non-digit chars
	val = stripDuplicateChars(val, '.', 1, 0); // strip excess decimals
	val = stripDuplicateChars(val, '-', 0, 1); // strip excess minus signs
	textbox.value = val; // replace textbox value
}

sfTarget = function() {
	var sfEls=document.getElementsByTagName("TR");
	var aEls = document.getElementsByTagName("A");
	document.lastTarget = null;
	for (var i=0; i<sfEls.length; i++) {
		if (sfEls[i].id) {
			if (location.hash==("#" + sfEls[i].id)) {
				sfEls[i].className+=" " + 'sftarget';
				document.lastTarget=sfEls[i];
			}
			for (var j=0; j<aEls.length; j++) {
				if (aEls[j].hash==("#" + sfEls[i].id)) aEls[j].targetEl = sfEls[i]; aEls[j].onclick = function() {
					if (document.lastTarget) document.lastTarget.className = document.lastTarget.className.replace(new RegExp(" sftarget\\b"), "");
					if (this.targetEl) this.targetEl.className+=" sftarget"; document.lastTarget=this.targetEl;
					return true;
				}
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfTarget);