function onError(sMessage, sURL, sLine) 
{ 
        var sPrompt; 
        sPrompt = "________________________________________________________\n\n" 
        sPrompt += "A client-side javascript error has occured.\n" 
        sPrompt += "________________________________________________________\n\n" 
        sPrompt += "Line:\t" + sLine + "\n" 
        sPrompt += "Reason:\t" + sMessage + "\n" 
        sPrompt += "URL:\t" + sURL + "\n" 
                
        //test to see if this is the development site 
      	if (location.href.indexOf('byteinteractive.com') > 0) 
                window.alert(sPrompt); 
                
        return true; 
 } 

function onLoad()
{ 
	cacheImages();	//function to cache all rollover images
	//window.status = 'Welcome To ';
	return true;
}

function onResize()
{ 
	if (w3c)
		location.reload();
	return;
}

function cacheImages()
{
	var i;
	
	var oImages = new Array(document.images.length);			//array of image objects
	//reset all rollover images to their "off" state
	for (i=0; i<document.images.length; i++)
	{
		if ( document.images[i].src.search(/\_off\.(gif|jpg)/) > 0 )
		{	
			oImages[i] = new Image();
			oImages[i].src = document.images[i].src.replace("_off.", "_on.");
		}
	}
	return;
}

function openWindow(url, name, width, height, resize, scroll, center)
{
	var sParams = '';
	name = (name == null) ? '' : name;

	sParams += 'width=' + width;
	sParams += ',height=' + height;
	sParams += (resize || resize == 'true') ? ',resizable=yes' : ',resizable=no';
	sParams += (scroll || scroll == 'true') ? ',scrollbars=yes' : ',scrollbars=no';
	sParams += (center || center == 'true') ? ',left=' + ((screen.width - width) / 2) : '';
	sParams += (center || center == 'true') ? ',top=' + ((screen.height - height) / 2) : '';

	window.name = 'opener';
	var popupWin = window.open(url, name, sParams);
	popupWin.focus();
	return;
}

function getDHTMLObj(objName)
{
	if (document.getElementById)
		return document.getElementById(objName);
	else if (document.all)
		return document.all[objName];
	else if (document.layers)
		return document.layers[objName];
	else
		return null;
} 

function openPrivacy()
{
	window.open('/privacy.aspx','privacy','scrollbars=yes,status=no,width=678,height=400')
}

function openLegal()
{
	window.open('/legal.aspx','legal','scrollbars=yes,status=no,width=678,height=400')
}

function openCalc()
{
	window.open('/bmi_calc.aspx','bmicalc','scrollbars=no,status=no,width=400,height=420')
}

function openCalciumCalc()
{
	window.open('/calcium_calc.aspx','calcalc','scrollbars=yes,status=no,width=417,height=600')
}

function closePopOpenTips() 
{
	window.opener.location.href = "/health";
	window.close();
}

function closeWindow(win) 
{
	win.close();
}
function setImage(oImage)
{
	var i;

	//first reset all rollover images to their "off" state
	for (i=0; i<document.images.length; i++)
	{
		if ( document.images[i].src.search(/\_on\.(gif|jpg)/) )
			document.images[i].src.replace("_on.", "_off.");
	}
	
	//now set the image to be in the "on" state		
	eval(oImage).src = eval(oImage).src.replace("_off.", "_on.");
				
	return;
}

function clearImages()
{
	var i;
	
	//reset all rollover images to their "off" state
	for (i=0; i<document.images.length; i++)
	{
		if ( document.images[i].src.search(/\_on\.(gif|jpg)/) > 0 )
			document.images[i].src = document.images[i].src.replace("_on.", "_off.");
	}
	return;
}