// ANALYZE
// gets os, browser, dom compliance
function thisAnalyze() {
	var os, browser, dom;
	var agent = navigator.userAgent.toLowerCase();
	// determine os
	if (agent.indexOf('win') > 0) this.os = 'win';
	else if (agent.indexOf('mac') > 0) this.os = 'mac';
	// determine msie
	if (agent.indexOf('msie') > 0) this.browser = 'msie';
	// determine DOM compliance
	if (document.getElementById) this.dom = true;
	return this;
}

// INIT
var system = new thisAnalyze();
var preloadFlag = false;
	
// CREATE IMAGE OBJECTS
function newImage(path) {
	if (document.images) {
		result = new Image();
		result.src = path;
		return result;
	}
}

// HANDLE IMAGE ROLLOVERS
function changeImage(targ, obj) {
	if (system.dom) document.getElementById(targ).src = eval(obj + '.src');
}

// CHANGE CURSOR
function changeCursor(targ) {
	targ.style.cursor = "pointer";
}

// HIDE & SHOW DETAILS
function showDetails(num) {
	$(document.getElementById('show_'+num)).hide();
	$(document.getElementById('hide_'+num)).show();
	$(document.getElementById('details_'+num)).slideDown("slow");
}
function hideDetails(num) {
	$(document.getElementById('show_'+num)).show();
	$(document.getElementById('hide_'+num)).hide();
	$(document.getElementById('details_'+num)).slideUp("slow");
}

// SUBMIT BUTTON
var submit = newImage('assets/images/common/but_submit.gif');
var submit_over = newImage('assets/images/common/but_submit_over.gif');