function getPageName() {
	if (window.location.pathname != null && window.location.pathname != '') {
		var sPath = window.location.pathname;
		var sPage = sPath.substring(sPath.lastIndexOf('/') + 1);
		var temp = new Array();
		temp = sPage.split('.');
		if (temp.length == 2) {
			return temp[0];
		} else {
			return 'index';
		}
	} else {
		return 'index';
	}
}

function pageLoad() {
	
	if (getPageName() != 'index') {
		var element = document.getElementById(getPageName());
		element.className = 'nav_current';
	}
	
}