//custom js file

//general
var blankreg=RegExp("^[ ]*$");
var emailreg=new RegExp("^[a-z0-9A-Z-_. ']+@[a-z0-9A-Z-_]+[.]([a-z0-9A-Z-_]+[a-z0-9A-Z-_. ']*[0-9a-zA-Z]+)+$");
var numreg=new RegExp("^[1-9][0-9]*$");

//show or hide sub menu
function shSubmenu(x,y){
	var sorh=y==1?'block':'none';
	document.getElementById('submenu_'+x).style.display=sorh;
}