var dfs, fs;
var vdfs, vfs, funit; 

function search_focus (f) {
if(f.value == 'Type and hit enter to search' )
  f.value='';
}

function search_blur (f) {
if(f.value == '')
  f.value = 'Type and hit enter to search';
}

function subscribe_focus (f) {
if(f.value == 'Enter E-mail Address' )
  f.value='';
}

function subscribe_blur (f) {
if(f.value == '')
  f.value = 'Enter E-mail Address';
}


function font_up() {
    (vfs < 1.7) ? vfs+=0.1 : vfs;
        
        //if (fs < 19)
        //    fs += 2;
            
    //vfs += 0.1;
            
    //alert(document.getElementById('fontsizer').style['fontWeight'] + "vfs=" + vfs);
    //lineHeight = textSize + 5;
    /*document.getElementById('article').style.fontSize = fs + 'px';*/
    document.getElementById('fontsizer').style.fontSize = vfs + funit;
    //document.getElementById('fontsizer').style.fontSize = "1.4em";
    //document.getElementById('article').style.lineHeight = lineHeight + 'px';
	return false;
}		

function font_down() {
    (vfs > 0.7) ? vfs-=0.1 : vfs;
    
    //if (fs > 11)
    //     fs -= 2;

    //lineHeight = textSize + 5;
    //document.getElementById('fontsizer').style.fontSize = fs + 'px';
    document.getElementById('fontsizer').style.fontSize = vfs + funit;
    //document.getElementById('article').style.lineHeight = lineHeight + 'px';
	return false;
}		

function font_reset() {
    vfs = vdfs;    
    //alert(vfs);
    //document.getElementById('fontsizer').style.fontSize = fs;
    document.getElementById('fontsizer').style.fontSize = vfs + funit;
}

function init () {
  /*dfs = document.getElementById('fontsizer').style.fontSize;*/
  dfs = "1.2em";
  fs = dfs;
  funit = "em"; /* font unit */
  vdfs = parseFloat(dfs.replace(funit,""));  /* fontsize value */
  vfs = vdfs;
  //alert(vfs);
  //alert(dfs + ":" + document.getElementById('fontsizer').style['fontSize'] + ": '" + document.getElementById('fontsizer').style.fontSize + "'" );
}

/* start init once page has finished loading */
window.onload = init;