context: 		update: function() {			this.lastCheckedValue = this.textbox.value;			this.missingSpan.style.display = "none";			this.invalidSpan.style.display = "none";			this.rangeSpan.style.display = "none";				var empty = this.isEmpty();			var valid = true;			if(this.promptMessage != this.textbox.value){ 				valid = this.isValid(); 			}			var missing = this.isMissing();				// Display at most one error message			if(missing){				this.missingSpan.style.display = "";			}else if( !empty && !valid ){				this.invalidSpan.style.display = "";			}else if( !empty && !this.isInRange() ){				this.rangeSpan.style.display = "";			}			this.highlight();		},
meta: 4707	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4707/50c3492c4c3c825dbd3401e134a19ed46799c456/ValidationTextbox.js/buggy/www/resources/dojo-ajax/src/widget/ValidationTextbox.js