var newsltr_signup_fillin_text = "Enter your e-mail address here"

function pageInit() {
	document.nwsltr_signup_form.email.value = newsltr_signup_fillin_text;
	document.nwsltr_signup_form.email.onblur  = function() {
		if (this.value=="") {this.value=newsltr_signup_fillin_text} 
	}
	document.nwsltr_signup_form.email.onfocus = function() {
		if (this.value==newsltr_signup_fillin_text) {this.value=""}
	}
	
	//simplePreload( '../images_site/i_b-newsletter_go2.gif', '../images_site/i_b-donate_now2.gif' )
}

function processEmail() {

	if (document.forms.nwsltr_signup_form.email.value == '' | document.forms.nwsltr_signup_form.email.value == newsltr_signup_fillin_text) {
		alert('Please enter your email');
		document.forms.nwsltr_signup_form.email.focus();
		return false;
	}
	
	if (!/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.forms.nwsltr_signup_form.email.value)){
		alert("Invalid E-mail Address! Please re-enter.")
		document.forms.nwsltr_signup_form.email.focus();
		return false;
	}
}





function sb_popup(vFile,vWidth,vHeight) {

	if (vWidth <= 0) vWidth = 600;
	if (vHeight <= 0) vHeight = 600;

	new_win = window.open (vFile, 'sbPopup', 'status=1,width=' + vWidth + ',height=' + vHeight + ',scrollbars=1,resizable=1,status=0');
	new_win.focus();

}




function genHoverSrc(img_src,state) {

	var ext = img_src.substring(img_src.length-4,img_src.length);

	var pre_ext = img_src.substring(0,img_src.length-5);

	return(pre_ext + state.toString() + ext);

}


var popUpWin=0;
function popUpWindow(URLStr, left, top, width, height, scrollbars) {
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }

	// center window
	w = screen.availWidth;
	h = screen.availHeight;

	var popW = width, popH = height;
	var leftPos = (w-popW)/2, topPos = (h-popH)/2;
	// end center window
  
	popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+scrollbars+',resizable=yes,copyhistory=yes,width='+width+',height='+height+',left='+leftPos+', top='+topPos+',screenX='+leftPos+',screenY='+topPos+'');
}

function popUpVid(vid_url) {
	popUpWindow(vid_url, 100, 100, 620, 400, "no","no");
}