[x3d-public] Swiss Army Knife of DOM selection (used with X3DJSONLD) suggestions welcome

[John Carlson]

		classes.log(this.nodeUtil(selector, true)+" = function(selector, node, field, value) {");
		classes.log("		if (typeof selector === 'undefined') {");
		classes.log("			selector = '';");
		classes.log("		} else {");
		classes.log("			selector = selector+' ';");
		classes.log("		}");
		classes.log("		selector = selector+\"[DEF='\"+node+\"']\";");
		classes.log("		var element = document.querySelector(selector);");
		classes.log("		if (element === null) {");
		classes.log("			console.error('unDEFed node', node, selector);");
		classes.log("		} else if (arguments.length > 3) {");
		classes.log("			try {");
		classes.log("				if (typeof element.setFieldValue === 'function') {");
		classes.log("					element.setFieldValue(field, value);");
		classes.log("				} else {");
		classes.log("					element.setAttribute(field, value);");
		classes.log("				}");
		classes.log("			} catch (e) {");
		classes.log("				console.log(e);");
		classes.log("			}");
		classes.log("			return element;");
		classes.log("		} else if (arguments.length > 2) {");
		classes.log("			if (typeof element.getFieldValue === 'function') {");
		classes.log("				value = element.getFieldValue(field);");
		classes.log("			} else {");
		classes.log("				value = element.getAttribute(field);");
		classes.log("			}");
		classes.log("			// console.log('get', node, '.', field,'=',value);");
		classes.log("			return value;");
		classes.log("		} else if (arguments.length > 0) {");
		classes.log("			return $(selector)[0];");
		classes.log("		} else {");
		classes.log("			return;");
		classes.log("		}");
		classes.log("};");

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