var constructors = new Array();

function addConstructor(constructor) {
	constructors[constructors.length] = constructor;
}

function executeConstructors() {
	for (var i=0; i<constructors.length; i++) {
		var constructor = constructors[i];
		constructor();
	}
}

window.onload = function() {
	for (var i = 0; i < constructors.length; i++) {
		var handler = constructors[i];
		handler();
	}
}