//Detect Internet Explorer and/or Firefox
isMac = false;
isIE = false;
isIE7 = false;
isFirefox = false;
isOpera = false;
isSafari = false;
if (navigator.platform.indexOf("Mac")>-1) isMac = true;
if (navigator.appName.indexOf("Explorer")>-1 & navigator.userAgent.indexOf('Opera')==-1) isIE = true;
if (navigator.userAgent.indexOf("Firefox")>-1) isFirefox = true;
if (navigator.userAgent.indexOf('Opera')>-1) isOpera = true;
if (navigator.userAgent.indexOf("Safari")>-1) isSafari = true;
if (isIE) {
	var tmp=navigator.appVersion.split("MSIE")
	var browserVersion=parseFloat(tmp[1])
	if (browserVersion>=7) {
		//isIE = false;
		isIE7 = true;
	}
}
    
// Function for setting PNG src and filter attribute (IE6)
setImageSrc = function(imgObj, strSrc, scale) {
	imgObj.src = strSrc;
	if (isIE & (strSrc.indexOf(".png") > -1)) {
		var scaleStr = '';
		if (scale) scaleStr = ", sizingMethod='scale'";
		imgObj.src = '/global/img/dot_tran.gif';
		imgObj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + strSrc + "'" + scaleStr + ");";
	}
};

// Get's an integer value for an elements position attribute
integerizePos = function(str) {
	var tmp = str;
	if (str.indexOf("px") > -1) {
		tmp = str.substring(0,str.indexOf("px"));
	}
	return tmp*1;
};