function changeStatus(id) {
	var sc = document.getElementById(id);
	
	if (sc.style.display == "none") {
		sc.style.display = "inline";
	} else {
		sc.style.display = "none";
	}
}


function popit(url,name) {	
	var winl = (screen.width)/2;
	if (winl < 0) winl = 0;

	popwin = window.open(url,name,"width=425,height=500,toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,top=0,left=" + winl);
	popwin.focus();
}

function isemail(email) {

	if (window.RegExp) {
    	var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
    	var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$";
    	var reg1 = new RegExp(reg1str);
    	var reg2 = new RegExp(reg2str);
		
    	if (!reg1.test(email) && reg2.test(email)) {
      		return true;
    	}
		
    	return false;
		
  	} else {
	
    	if(email.indexOf("@") >= 0) {
      		return true;
		}
			
    	return false;
  	}
	
}