function clearInput(input, text) {
  if (input.value == text) {
		input.value = '';
	}
}

function defaultText(input, text) {
	if (input.value == '') {
		input.value = text;
	}
}

function deselectAllFormsLine() {
	for (var i=1; i < document.getElementById("form_count").value; i++) {
		document.getElementById("input" + i).className = "formline";;
	}
}

function selectFormLine(line) {
	deselectAllFormsLine();
	document.getElementById(line).className = "formlineselected";
}

function setFontSize(size) {
   var p = document.getElementsByTagName('p');
   for(i=0; i < p.length; i++) {
      p[i].style.fontSize = size + "%";
      p[i].style.lineHeight = size + "%";
   }
   var div = document.getElementsByTagName('div');
   for(i=0; i < div.length; i++) {
   	  if (div[i].id == 'menu') {
   	  	div[i].style.fontSize = size + "%";
        div[i].style.lineHeight = (size - 110) + "%";
      }
      if (div[i].id == 'citation') {
        div[i].style.fontSize = (size + 5) + "%";
        div[i].style.lineHeight = (size + 5) + "%";        
      }
      if (div[i].id == 'weather' || div[i].className == 'panel') {
        div[i].style.fontSize = (size - 25) + "%";
        div[i].style.lineHeight = (size + 0) + "%";        
      }
   }
   var h1 = document.getElementsByTagName('h1');
   for(i=0; i < h1.length; i++) {
	  h1[i].style.fontSize = size + "%";
    //h1[i].style.lineHeight = size + "%";
   }
   var td = document.getElementsByTagName('td');
   for(i=0; i < td.length; i++) {
    td[i].style.fontSize = size + "%";
    //td[i].style.lineHeight = size + "%";
   }
 }

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime() + (120*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function openDialog(url, wndName, width, height) {
  var xOffset = (window.screen.width / 2) - (width / 2);
//half the screen height minus half the new window height (plus title and status bars).
  var yOffset = (window.screen.height / 2) - (height / 2);
  var wnd = window.open(url, wndName, 'width=' + width + ',height=' + height + ',menubar=no,resizable=yes,left=' + xOffset + ',top=' + yOffset + ',location=yes,status=no, scrollbars=yes');
  wnd.focus();
  return false;

}