// ================================================================== //
// scroller.js                                                             
// ================================================================== //
// checks browser, version and platform and determines the <div> tag
// settings for height, width and position on inline scrolling areas...                            
// ================================================================== //

function check_scroll_open(div_name) {
	var div_check = check_browser();
	if (div_check != 1) {
		return document.write('<div id=' + '"' + div_name + '"' + '>');
	}
}

function check_scroll_closed() {
	var div_check = check_browser();
	if (div_check != 1) {
		document.write('</div>');
	}
}

function check_browser() {
	// set values...
	var browser = navigator.userAgent;
	var app = navigator.appName
	var version = navigator.appVersion
	var is_minor = parseFloat(version);
    var is_major = parseInt(is_minor);
    var hide_div = 0;
    //alert(browser + " :: " + app + " :: " + version + " :: " + is_minor + " :: " + is_major);
	if (browser.indexOf("Mac") > -1) {
		// mac...
		if ((browser.indexOf("Mozilla") > -1) && (browser.indexOf("Safari") > -1)) {
			// safari...
		} else if ((browser.indexOf("Mozilla") > -1) && (browser.indexOf("MSIE") > -1)) {
			// mac ie...
		} else if ((browser.indexOf("Mozilla") > -1) && (browser.indexOf("Firefox") > -1)) {
			// mozilla firefox...
		} else if ((browser.indexOf("Mozilla") > -1) && (app.indexOf("Netscape") > -1)) {
			// mozilla netscape...
			// which version...
			if (is_minor < 5) {
				// too old
				hide_div = 1;
			} else {
				// ok
			}
		}
	} else if (browser.indexOf("Windows") > -1) {
		// any flavor of windows...
	} else {
		// unknown...
		hide_div = 1;
	}
	return(hide_div);
}