var strEventElement;

function clickHandler(){
    if (window.event.srcElement.type == 'submit'){
        strEventElement = window.event.srcElement.name;
    }
    else
    {
        strEventElement = '';
    }
}

function btnDisabler(){
    if (document.readyState != 'complete'){
        if (event == null || event.type != 'submit')
        {
            document.forms(0).reset();
        }
        return false;
    }
    
    if (typeof(Page_ValidationActive) != 'undefined' && Page_ValidationActive) {
        if (typeof(Page_BlockSubmit) != 'undefined' && Page_BlockSubmit) {
            return false; 
        }
    }
    
    if(strEventElement == null || strEventElement == 'undefined')
    {
        for(i=0;i<document.forms(0).elements.length;i++){
            if (document.forms(0).elements(i).type == 'submit'){
                document.forms(0).elements(i).disabled = true;
            }
        }
        return true;
    }
    
    if (strEventElement.length > 0){
        var objElment = document.forms(0).item('__EVENTTARGET');
        objElment.value = strEventElement;
    }
    
    for(i=0;i<document.forms(0).elements.length;i++){
        if (document.forms(0).elements(i).type == 'submit'){
            document.forms(0).elements(i).disabled = true;
        }
    }
    return true;
}