jQuery.atLeastOne.js

//For use on the jquery functions that except selectors
	jQuery.fn.atLeastOne = function(prop, selectorsArr) {
		var ret = 0, self = this,
			testSelector = function(value){
				return self[prop].apply(self, [value]).size() > 0;
			};
		$.each(selectorsArr, function(i, value){
			ret = testSelector(value);
			// break loop if found
			if(ret) { return false }
		})
		return ret;
	};