/****************************************
	Gondwanaland - Microsite
	JavaScripts
	author: frank.hoesler@netresearch.de
****************************************/


/* keine Buchstaben im Input erlauben - onkeyup einbinden */
function onlyNumbers(el) {
	var temp = el.value;
	var pattern = /[a-zA-ZäöüÄÖÜß]/i;
	temp = temp.replace(pattern, "");
	el.value = temp;
}