function resetDefaultValues(what) {

	var agree=confirm("Are you sure you clear Fields?");
	if (agree)
	{
        for (var i=0, j=what.elements.length; i<j; i++) {
        myType = what.elements[i].type;
        if (myType == 'checkbox' || myType == 'radio')
            what.elements[i].checked = what.elements[i].defaultChecked;
        if (myType == 'hidden' || myType == 'password' || myType == 'text' || myType == 'textarea')
            what.elements[i].value = what.elements[i].defaultValue;
        if (myType == 'select-one' || myType == 'select-multiple')
            for (var k=0, l=what.elements[i].options.length; k<l; k++)
                what.elements[i].options[k].selected = what.elements[i].options[k].defaultSelected;
       }
     }  
    else
	return false ;
   
     }