function isObject(obj){
		if (obj != null && typeof(obj) != "undefined")
			return true;
		else
			return false;
	}
    
    function focusFirstElement(formName){
        var form = document.forms[formName];
        if (!isObject(form) || form.tagName != "FORM")
            return;
            
        var elements = form.elements;
        for (var i = 0; i < elements.length; i++) {
            if (elements[i].type == 'text' && !elements[i].disabled) {
                elements[i].focus();
                break;
            }
        }
    }
    
    function fillNumbericOptions(start, end, val){
        var str = "";
        for (var i=start; i<=end; i++){
            str += "<option value='" + i + "'" ;
            if (i == val)
                str += " selected";
            str += " >" + i + "</option>";
        }

        document.write (str);
    }
    
    function fillOptions(data, val){
        var str = "";
        for (var i=0; i<data.length; i++){
            
            str += "<option value='" + data[i][0] + "'" ;
            if (data[i][0] == val)
                str += " selected";
            str += " >" + data[i][1] + "</option>";
            
        }
        
        document.write (str);
    }
    
    function fillQuestionOptions(val){
       fillOptions(hintQuestionList, val);
    }
    
    function fillIDTypeOptions(val){
       fillOptions(IDCardTypeList, val);
    }
    
    function fillSecureOptions(val){
        
       fillOptions(updateSecureList, val);
    }
    
    function getHintQuestion(val){
        if (val == "")
            return val;
            
        for (var i=0; i<hintQuestionList.length; i++){
            if (hintQuestionList[i][0] != "" && hintQuestionList[i][0] == val)
                return hintQuestionList[i][1];
        }
    }
    
    function getUpdateSecure(val){
        if (val == "")
            return val;
            
        for (var i=0; i<updateSecureList.length; i++){
            if (updateSecureList[i][0] != "" && updateSecureList[i][0] == val)
                return updateSecureList[i][1];
        }
    }
    
    function getIDCardType(val){
        if (val == "")
            return val;
            
        for (var i=0; i<IDCardTypeList.length; i++){
            if (IDCardTypeList[i][0] != "" && IDCardTypeList[i][0] == val)
                return IDCardTypeList[i][1];
        }
    }
    
    function getCountry(val){
        if (val == "")
            return val;
        
        for (var i=0; i<countryList.length; i++){
            if (countryList[i][0] != "" && countryList[i][0] == val)
                return countryList[i][1];
        }
    }
    
    function hideSelectForm(){
	    var opts = document.getElementsByTagName("SELECT");
	    if (opts == null || typeof(opts) == "undefined")
	        return ;
	        
	    for (var i=0; i<opts.length; i++){
	        opts[i].style.visibility = "hidden";
        }
    }
    
    function showSelectForm(){
        var opts = document.getElementsByTagName("SELECT");
        if (opts == null || typeof(opts) == "undefined")
            return ;
            
        for (var i=0; i<opts.length; i++){
            
            opts[i].style.visibility = "visible";
        }
    }
    
    function createBgDiv(id){
        if (!isObject(id))
            id = "backgroundDiv";
           
        offHeight = window.screen.height;
	    var div = document.createElement("DIV");
	    div.id = id;
	    div.style.left = 0;
	    div.style.top = 0;
	    div.style.width=document.body.scrollWidth;
	    div.style.height = document.body.scrollHeight;
	    div.style.position = "absolute";
	    div.style.display = "";
	    div.style.zIndex = "999";
	    //div.style.filter = "progid:DXImageTransform.Microsoft.Alpha(Opacity=50)";
	    div.style.backgroundColor="#2A4A6B";
	    document.body.appendChild(div);
	    hideSelectForm();
        
	    fadeBg(10, id);
        
        return div;
    }
    
    function fadeBg(index, str){
	    var obj = document.getElementById(str);
	    obj.style.filter = "alpha(Opacity=" + index + ")";
	    
	    if (index < 50)
	        window.setTimeout("fadeBg(" + (index+5) + ", '" + str + "')", 10);
	    
	}