Codigo 8: Tabla de Colores en tu WebHead:
<script language="javascript" type="text/javascript">
function decimal_a_hex(numero) {
if (numero == null)
return "00"
numero = parseInt(numero)
if (isNaN(numero))
return "00"
else if (numero <= 0 )
return "00"
else if (numero > 255)
return "FF"
numero = Math.round(numero)
return "0123456789ABCDEF".charAt((numero - numero % 16)/16) + "0123456789ABCDEF".charAt(numero % 16)
}
function tablaColores() {
var r, g, b, color
document.write( '<table cellspacing="0" cellpadding="2" border="0">' )
columna = 0
for ( r = 0; r <= 255; r = r + 30) {
for ( g = 0; g <= 255; g = g + 30) {
document.write( '<tr>' )
for ( b = 0; b <= 255; b = b + 30) {
color = decimal_a_hex(r) + decimal_a_hex(g) + decimal_a_hex(b)
document.write( "<td style='background-color: #" + color + ";'><small>" + color + "</small></td>" )
}
document.write( '</tr>' )
}
}
document.write( '</table>' )
}
</script>
Body:
<div align="center">
<script language="javascript" type="text/javascript">
<!--
tablaColores()
//-->
</script>
</div>