como desahibilitar un selct box
Publicado por Cesar (1 intervención) el 03/11/2007 22:04:06
Buenas ,tengo un codigo similar al que muestro en la parte inferior,lo que quiero es que cuando elija un select box ,se deshabiliten los otros que se encuentran en mi formulario.Gracias por anti cipado.
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<html>
<head>
<script>
function elegir(este){
combos=document.getElementsByTagName("SELECT");
for(a=0;a<combos.length;a++){
combos[a].disabled=(combos[a].name!=este.name)?true:false;
}
}
</script>
<title>Untitled</title>
</head>
<body>
<select name="pepe" size="1" onchange="elegir(this)">
<option value="1" SELECTED>Elige</option>
<option value="2">1</option>
<option value="3">2</option>
<option value="4">3</option>
</select>
<br>
<select name="pepe1" size="1" onchange="elegir(this)">
<option value="1" SELECTED>Elige</option>
<option value="2">1</option>
<option value="3">2</option>
<option value="4">3</option>
</select>
<br>
<select name="pepe2" size="1" onchange="elegir(this)">
<option value="1" SELECTED>Elige</option>
<option value="2">1</option>
<option value="3">2</option>
<option value="4">3</option>
</select>
<br>
<select name="pepeeee" size="1" onchange="elegir(this)">
<option value="1" SELECTED>Elige</option>
<option value="2">1</option>
<option value="3">2</option>
<option value="4">3</option>
</select>
<br>
</body>
</html>
----------------------------------------------------------------------------------------------------------------------------------------
<html>
<head>
<script>
function elegir(este){
combos=document.getElementsByTagName("SELECT");
for(a=0;a<combos.length;a++){
combos[a].disabled=(combos[a].name!=este.name)?true:false;
}
}
</script>
<title>Untitled</title>
</head>
<body>
<select name="pepe" size="1" onchange="elegir(this)">
<option value="1" SELECTED>Elige</option>
<option value="2">1</option>
<option value="3">2</option>
<option value="4">3</option>
</select>
<br>
<select name="pepe1" size="1" onchange="elegir(this)">
<option value="1" SELECTED>Elige</option>
<option value="2">1</option>
<option value="3">2</option>
<option value="4">3</option>
</select>
<br>
<select name="pepe2" size="1" onchange="elegir(this)">
<option value="1" SELECTED>Elige</option>
<option value="2">1</option>
<option value="3">2</option>
<option value="4">3</option>
</select>
<br>
<select name="pepeeee" size="1" onchange="elegir(this)">
<option value="1" SELECTED>Elige</option>
<option value="2">1</option>
<option value="3">2</option>
<option value="4">3</option>
</select>
<br>
</body>
</html>
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