function cekgoto(){
	if(isNaN(document.all['txtGo'].value)){
		alert('Please insert numeric value');
		return false;
	}
	else if((parseFloat(document.all['hdnTotalPage'].value) < parseFloat(document.all['txtGo'].value)) || (1 > parseFloat(document.all['txtGo'].value))){
		alert('The value you entered is exceeded. Total Page is ' + document.all['hdnTotalPage'].value);
		return false;
	}
	else if(document.all['txtGo'].value == ''){
		alert('Please insert Your page destination');
		document.all['txtGo'].focus();
		return false;
	}
	else{
		document.forms[0].submit();
	}
}

function confirmdel(){
	if(confirm('Sure to delete this data?')){
		return true;
	}
	else{
		return false;
	}
}

function cektelp(value){
	var regtelp = /^[0-9]{3,4}[-]{1}[0-9]{1,10}$/g;
	return regtelp.test(value);
}

function cekemail(value){
	var regemail = /^[0-9a-zA-Z]+[@]{1}[0-9a-zA-Z]+[.]{1}[a-zA-Z]+/g;
	return regemail.test(value);
}

document.onkeypress = keyhandler;

function keyhandler(e) {
  if (document.layers)
      Key = e.which;
  else
      Key = window.event.keyCode;
      
   if (((Key>47) && (Key<58)) ||
	((Key>96) && (Key<123)) ||
	((Key>64) && (Key<91)) ||
	(Key==38) ||
	(Key==32)
	||(Key==64)
	||	(Key==37) || ((Key>=44) && (Key<=47)) || (Key==60) || (Key==62) || (Key==13)
	) 
	{
		return true;
	}
	return false;
}