// JavaScript Document

// STICKY NAV

$(document).ready(function() {
	
	
	var theLoc = $('#leftNav').position().top;
	$(window).scroll(function() {
		if(theLoc >= $(window).scrollTop()) {
			if($('#leftNav').hasClass('fixed')) {
				$('#leftNav').removeClass('fixed');
			}
		} else { 
			if(!$('#leftNav').hasClass('fixed')) {
				$('#leftNav').addClass('fixed');
			}
		}
	});
	

	
	// only for IE7
	
	$("#nav_main li:last-child")
        .css({border:"none"});
			
});


function clearText(field){
    if (field.defaultValue == field.value) field.value = '';
    else if (field.value == '') field.value = field.defaultValue;

}