// JavaScript Document
function setOpacity( value , obj) {
 	obj.style.opacity = value / 10;
 	obj.style.filter = 'alpha(opacity=' + value * 10 + ')';
}

if (navigator.appName == "Microsoft Internet Explorer") {
	var displayType = 'block';
} else {
	var displayType = 'table-row';
} 

function Expand(table){
	var img = "c_" + table.substring(6,table.length);
	var tables = document.getElementsByTagName("table");

	for(var i=0; i < tables.length; i++){
		if( tables[i].id == table ){ 
			var cTable = tables[i];
		};
	};
	
	if (table.substring(6,table.length) == 1){
		var startIdx = 2;	
	}else{
		var startIdx = 1;	
	}
	if (cTable.status){
		cTable.status = 0;
		document.images[img].src = "/products/centrino/pix/close.gif";
		for (var i = startIdx ; i<cTable.rows.length; i++){
			cTable.rows[i].style.display = displayType;
		}
	}else{
		cTable.status = 1;
		for (var i = startIdx ; i<cTable.rows.length; i++){
			if(cTable.rows[i].id != "specs-last-row") cTable.rows[i].style.display = "none";
		}
		document.images[img].src = "/products/centrino/pix/open.gif";
	}
}

function showBox(idx){
	
	box = document.getElementById("box_"+idx);
	img = document.getElementById("i_"+idx);
 	box.style.display = "block";
	box.style.left = measureLeft(img) - 25 ;
	box.style.top = measureTop(img);
}
//
function hideBox(idx){
	box = document.getElementById("box_"+idx);
 	box.style.display = "none";
	//box.style.left = box.style.top = 0;
}
//
function measureLeft(oElement){
	var iLeft = oElement.offsetLeft;
	var oParent = oElement.offsetParent;
	while(oParent.nodeName != 'BODY'){
		iLeft += oParent.offsetLeft;
		oParent = oParent.offsetParent;
	}
	return iLeft;
}

function measureTop(oElement){
	var iTop = oElement.offsetTop;
	var oParent = oElement.offsetParent;
	while(oParent.nodeName != 'BODY'){
		iTop += oParent.offsetTop;
		oParent = oParent.offsetParent;
	}
	return iTop;
}