function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
        window.onload = func;
    } else {
        window.onload = function() {
            oldonload();
            func();
        }
    }
}

function prepareInputsForHints2() {
    var inputs = document.getElementsByTagName("textarea");
    for (var i = 0; i < inputs.length; i++) {
        // test to see if the hint span exists first
        if (inputs[i].parentNode.getElementsByTagName("span")[0]) {
            // the span exists!  on focus, show the hint
            inputs[i].onfocus = function() {
                this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
            }
            // when the cursor moves away from the field, hide the hint
            inputs[i].onblur = function() {
                this.parentNode.getElementsByTagName("span")[0].style.display = "none";
            }
        }
    }
}
function prepareInputsForHints() {
    var inputs = document.getElementsByTagName("input");
    for (var i = 0; i < inputs.length; i++) {
        // test to see if the hint span exists first
        if (inputs[i].parentNode.getElementsByTagName("span")[0]) {
            // the span exists!  on focus, show the hint
            inputs[i].onfocus = function() {
                this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
            }
            // when the cursor moves away from the field, hide the hint
            inputs[i].onblur = function() {
                this.parentNode.getElementsByTagName("span")[0].style.display = "none";
            }
        }
    }



        
    // repeat the same tests as above for selects
    var selects = document.getElementsByTagName("select");
    for (var k = 0; k < selects.length; k++) {
        if (selects[k].parentNode.getElementsByTagName("span")[0]) {
            selects[k].onfocus = function() {
                this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
            }
            selects[k].onblur = function() {
                this.parentNode.getElementsByTagName("span")[0].style.display = "none";
            }
        }
    }
}
addLoadEvent(prepareInputsForHints);
addLoadEvent(prepareInputsForHints2);