/*-------------------------- JS -------------------*/
function getElementsByClassName(oElm, strTagName, strClassName){
    var arrElements = (strTagName == "*" && oElm.all)? oElm.all :
        oElm.getElementsByTagName(strTagName);
    var arrReturnElements = new Array();
    strClassName = strClassName.replace(/\-/g, "\\-");
    var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
    var oElement;
    for(var i=0; i<arrElements.length; i++){
        oElement = arrElements[i];  
        if(oRegExp.test(oElement.className)){
            arrReturnElements.push(oElement);
        }   
    }
    return (arrReturnElements)
}

function close_all_err(){
	var all_err = getElementsByClassName(document, 'span', 'display');
	for(x=0; x<all_err.length; x++){
		all_err[x].className = "no_display";
	}
	
	all_err = getElementsByClassName(document, 'input', 'border_wrong');
	for(x=0; x<all_err.length; x++){
		all_err[x].className = "";
	}
	
	all_err = getElementsByClassName(document, 'textarea', 'border_wrong');
	for(x=0; x<all_err.length; x++){
		all_err[x].className = "";
	}
	
	all_err = getElementsByClassName(document, 'select', 'border_wrong');
	for(x=0; x<all_err.length; x++){
		all_err[x].className = "";
	}
}

function aff_error(obj, pos, c){
	var e = obj.parentNode
	var item = getElementsByClassName(e, 'span', 'no_display');
	
	if(c == null){
		c=0;
		obj.className = obj.className + " border_wrong";
	}
	
	if(item.length>0){
		item[pos].className= "display";
	}
	else{
		aff_error(e, pos, c++);
	}
}


/*--------------------------------------------------*/