the below i include in a xx.js file but run on opera9 but not in ie7 upon refresh, is

[leonidassavvides]

the below i include in a xx.js file but run on opera9 but not in ie7 upon refresh, is any error ?
xx.js=

............
function onLoadFunction() {	
alert("onLoadFunction() called");
    if (getCookie('gps')!==null && getCookie('gps')!='') {
		setWebFormFieldsValues();
	}
	// getDataForCalc();
	calc22();
}
window.onload = function() {
	onLoadFunction() ;
}

alert not shown in ie7 , well ?