Recursos Gratis Webmasters. Codigos Javascript, Applets Java, Tutoriales Para Webmasters

<form name="bandwidth">
<p><input type="text" name="original" size="20" value=1024>
<select size="1" name="units">
<option value="Bytes">Bytes</option>
<option value="Kb">Kb</option>
<option value="Mb">Mb</option>
<option value="Gb">Gb</option>
</select> <input type="button" value="Calculate" name="B1" onClick="calculate()"></p>
</form>

<script>
/*
Bandwidth calculator (credit must stay enclosed)
By Wsabstract.com (www.wsabstract.com)
and Java-scripts.net (www.java-scripts.net)
*/

var bytevalue=0
function calculate(){
var invalue=document.bandwidth.original.value
var selectunit = document.bandwidth.units.options[document.bandwidth.units.selectedIndex].value
if (selectunit=="Bytes")
bytevalue=invalue
else if (selectunit=="Kb")
bytevalue=invalue*1024
else if (selectunit=="Mb")
bytevalue=invalue*1024*1024
else if (selectunit=="Gb")
bytevalue=invalue*1024*1024*1024

alert (invalue+" "+selectunit+" es igual ha:\n\n- "+bytevalue+" Bytes\n- "+Math.round(bytevalue/1024)+" Kb\n- "+Math.round(bytevalue/1024/1024)+" Mb\n- "+Math.round(bytevalue/1024/1024/1024)+" Gb\n")
}

</script>

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