// JavaScript Document
function f_print(){
	window.print();
}

function CheckUp(){
	var company		=	frmUpbusiness.txtcompany.value;
	var address		=	frmUpbusiness.txtaddress.value;
	var logo		=	frmUpbusiness.txtlogo.value;
	var msg	   		=	"";
	if(company	==''){msg+='Input Company!\n';}
	if(address	==''){msg+='Input Address!\n';}

	dotpos 	= logo.lastIndexOf('.');
	ext	 	= logo.substr(dotpos+1,logo.length-dotpos);
	ext 	= ext.toLowerCase();	
	if (ext != ""){
		if (ext != "gif" && ext != "jpg" && ext != "bmp"){
			msg+='Image invalid!\n';
		}
	}
	if(msg		!=''){alert(msg);
	}else{frmUpbusiness.submit();}
}
function CheckCity(){
	var cityname=frmCity.city_name.value;
	if(cityname==''){
			alert('Input City\'s Name!');
	}else{
			frmCity.submit();
	}
}
function CheckCategory(){
	var categoryname=frmCategory.category_name.value;
	if(categoryname==''){
			alert('Input Category\'s Name!');
	}else{
			frmCategory.submit();
	}
}
function TT(){
	var strnum	=	'0123456789';	
	var text	=	frmregister.month.value;
	var len		=	text.length;
	var val		=	'';
	for(var i=0;i<len;i++){
		if(strnum.indexOf(text.charAt(i))>=0){
			val		+=text.charAt(i);
		}
	}
	val			=	(val==''?0:parseInt(val));
	frmregister.month.value=val;
	money.innerHTML=val*15;
}
function KTZIP(name){
	var strnum	=	'0123456789';	
	var text	=	name.value;
	var len		=	text.length;
	var val		=	'';
	for(var i=0;i<len;i++){
		if(strnum.indexOf(text.charAt(i))>=0){
			val		+=text.charAt(i);
		}
	}
	name.value=val;
}
function KTPHONEVN(name){
	var strnum	=	'0123456789';	
	var text	=	name.value;
	var len		=	text.length;
	var val		=	'';
	for(var i=0;i<len;i++){
		if(strnum.indexOf(text.charAt(i))>=0){
			val		+=text.charAt(i);
		}
	}
	name.value=val;
}

function KTPHONEUS(name){
	var strnum	=	'0123456789';	
	var text	=	name.value;
	var len		=	text.length;
	var val		=	'';
	for(var i=0;i<len;i++){
			if(strnum.indexOf(text.charAt(i))>=0){
				val		+=text.charAt(i);
			}
					switch(i){
						case 0:
						val		='('+val;
						break;
						case 3:
						val		+=')';
						break;
						case 4:
						val		+=' ';
						break;
						case 8:
						val		+='-';
						break;					
					}
	}
	name.value=(val.length==1)?'':val;
}
function CheckEmail(name){
        var   txtemail        =name.value;
        if(Trim(txtemail)!=""){
                var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
                if (!filter.test(txtemail)){
                        alert("\n- Email Invalid!");
						name.focus();
                }
        }
}
function Trim(val)
{
		var len      =        val.length;
		while(val.substr(0,1)==' '){
				val      =  val.substr(1,len-1);
				len--;
		}
		while(val.substr(len-1,1)==' '){
				val      =  val.substr(0,len-1);
				len--;
		}
		return val;
}