function checkEMail(formName, fieldName, message){
	var str = eval("document.forms."+formName+"."+fieldName+".value");
	re = new RegExp("","i");
	str=str.replace(/^\s*/,"");
	str=str.replace(/\s*$/,"");
	re=/^([\w.\-]+)@(([\w\-]+\.)+)([a-zA-Z]{2,4})$/;
	if (re.test(str)){
		return true;
	}else{
		alert(message);
		eval("document.forms."+formName+"."+fieldName+".focus()");
		return false;
	}
}

function _hasValue(formName, fieldName, field_type){
    if (field_type == "TEXT" || field_type == "PASSWORD"){
		if (eval("document.forms."+formName+"."+fieldName+".value.length") == 0){
			eval("document.forms."+formName+"."+fieldName+".focus()");
   	  		return false;
		}else 
   			return true;
   	}
    else if (field_type == "SELECT"){
        for (i=0; i < obj.length; i++){
			if (obj.options[i].selected)
				return true;
		}
       	return false;	
	}
}
function _compareValue(formName, fieldName1, fieldName2){
	if (eval("document.forms."+formName+"."+fieldName1+".value") != eval("document.forms."+formName+"."+fieldName2+".value")){
		eval("document.forms."+formName+"."+fieldName2+".focus()");
  	  		return false;
	}else 
  			return true;
}

sfHover = function() {
	if (document.getElementById("navtop")){
		var sfEls = document.getElementById("navtop").getElementsByTagName("LI");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {this.className+=" sfhover";}
			sfEls[i].onmouseout=function() {this.className=this.className.replace(new RegExp(" sfhover\\b"), "");}
		};
	};
	if (document.getElementById("navuser")){
		var sfEls = document.getElementById("navuser").getElementsByTagName("LI");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {this.className+=" sfhover";}
			sfEls[i].onmouseout=function() {this.className=this.className.replace(new RegExp(" sfhover\\b"), "");}
		};
	};
	/*if (document.getElementById("navleft")){
		var sfEls = document.getElementById("navleft").getElementsByTagName("LI");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {this.className+=" sfhover";}
			sfEls[i].onmouseout=function() {this.className=this.className.replace(new RegExp(" sfhover\\b"), "");}
		};
	};
	if (document.getElementById("navright")){
		var sfEls = document.getElementById("navright").getElementsByTagName("LI");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {this.className+=" sfhover";}
			sfEls[i].onmouseout=function() {this.className=this.className.replace(new RegExp(" sfhover\\b"), "");}
		};
	};*/
}
if (window.attachEvent) window.attachEvent("onload", sfHover);