//function getCities(provinceId,$target,baseUrl) {
//	url = baseUrl + "provinceCity/getcsel/" + provinceId;
//	$target.load(url);
//}
//
function getCaptcha($target,baseUrl) {
	id = Math.random() * 10000;
	$target.load(baseUrl + "others/captcha/" + id + "/");
}

function emulateSelectDisable() {
	if (navigator.appVersion.indexOf("MSIE 5.5") >= 0 || 
			navigator.appVersion.indexOf("MSIE 6.0") >= 0 || 
			navigator.appVersion.indexOf("MSIE 7.0") >= 0) {
		
		if (document.getElementsByTagName) {
	        var s = document.getElementsByTagName("select");

	        if (s.length > 0) {
	            window.select_current = new Array();

	            for (var i=0, select; select = s[i]; i++) {
	                select.onfocus = function(){ window.select_current[this.id] = this.selectedIndex; }
	                select.onchange = function(){ emselect_restore(this); }
	                emselect_emulate(select);
	            }
	        }
	    }
	}
}

function emselect_restore(e) {
    if (e.options[e.selectedIndex].disabled) {
        e.selectedIndex = window.select_current[e.id];
    }
}

function emselect_emulate(e) {
    for (var i=0, option; option = e.options[i]; i++) {
        if (option.disabled) {        
            option.style.color = "graytext";
        }
        else {
            option.style.color = "menutext";
        }
    }
}