Evitar error en IE por uso de Console

gistfile1.txt

if (typeof window.console == "undefined" || typeof window.console.log == "undefined") {
	window.console = {
		log: function() {
		},
		info: function() {
		},
		warn: function() {
		}
	};
}
if (typeof window.console.group == 'undefined' || typeof window.console.groupEnd == 'undefined' || typeof window.console.groupCollapsed == 'undefined') {
	window.console.group = function() {
	};
	window.console.groupEnd = function() {
	};
	window.console.groupCollapsed = function() {
	};
}
if (typeof window.console.markTimeline == 'undefined') {
	window.console.markTimeline = function() {
	};
}
window.console.clear = function() {
};