function KeyDownHandler(control){
	if((event.which && event.which == 13) || (event.keyCode && event.keyCode == 13)){
		event.returnValue = false;
		event.cancel = true;
		if (control.type == 'submit') {
		    //alert(control);
		    control.click();
		} else {
		    //alert("yes");
		    document.getElementById(control).click();
		}
	}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function toggleVisibility(div) {
    var div = document.getElementById(div).style;
    if (div.visibility == "hidden") {
        div.visibility = "visible";
        div.display = "block";
    } else {
        div.visibility = "hidden";
        div.display = "none";       
    }
}