/*
 * The placeholder attribute is only available in Safari, but this script emulates its
 * behavior of clearing the text field placeholder in Firefox and IE
 *
 * Taken from:
 * http://www.beyondstandards.com/archives/input-placeholders/
 *
 * TODO: one of the commentators on the above suggested onfocus instead of onclick
 */
function activatePlaceholders() {
	var detect = navigator.userAgent.toLowerCase(); 
	if (detect.indexOf("safari") > 0) return false;
	var inputs = document.getElementsByTagName("input");
	for (var i=0;i<inputs.length;i++) {
		if (inputs[i].getAttribute("type") == "text") {
			if (inputs[i].getAttribute("placeholder") && inputs[i].getAttribute("placeholder").length > 0) {
				inputs[i].value = inputs[i].getAttribute("placeholder");
				inputs[i].onclick = function() {
					if (this.value == this.getAttribute("placeholder")) {
						this.value = "";
					}
					return false;
				}
				inputs[i].onblur = function() {
					if (this.value.length < 1) {
						this.value = this.getAttribute("placeholder");
					}
				}
			}
		}
	}
}
window.onload=function() {
	activatePlaceholders();
}