function checkOperator( opName ) {
	if( opName == 'Virgin' || opName == '3 (Three)' || opName == 'Fresh' || opName == 'Jersey Telecom' ) {
		alert( 
		"WARNING!\nThis network operator may not allow unrestricted mobile downloads. " + 
		"Please check with your operator first BEFORE proceeding.\n" +
		"Refunds will NOT be available if you proceed and your handset cannot download the data."
		);
	}
}
//$(document).ready(function(){
    //$('.roll').each(function(){
		//var im = new Image(); im.src = this.src.replace( /\.gif$/, "_on.gif" );
	//});
//});