function Search()
{
   var key=document.searching.query.value;
   var ventana = "width=700, height=450, scrollbars=yes, menubar=yes, location=yes,resizable=yes, statusbar=yes, toolbar=yes, directories=yes"

   if(document.searching.google.checked)
   {
     	 var google= document.searching.google.value; 
         google+=key;
         wind=window.open(google,"",ventana);
   }
   if(document.searching.yahoo.checked)
   {	var yahoo= document.searching.yahoo.value; 
	yahoo+=key;       
	MyExample=window.open(yahoo,"",ventana);
   }


   if(document.searching.altavista.checked)
   {
	var altavista = document.searching.altavista.value; 
	altavista+=key;
	wind=window.open(altavista,"",ventana);
   }
   if(document.searching.lycos.checked)
   {
	var lycos = document.searching.lycos.value; 
	lycos+=key;        
	wind=window.open(lycos,"",ventana);
   }
}



document.write("<table cellpadding=0 cellspacing=0 bgcolor=#ffffff width=260>")
document.write("<form name='searching' method='post'>")
document.write("<tr><td align=center valign=middle bgcolor=#D8E3DF background=../img/back_t01.gif width=260 height=22>")
document.write("<font face=verdana color=#000000 size=2><b>BUSCAR EN WWW</b></font></td></tr>")
document.write("<tr><td width=260><input name='google' type='checkbox' value='http://www.google.com/search?q=' class=contactos_txt>")
document.write("<img src=../img/google.gif alt=google>")
document.write("<input name='yahoo' type='checkbox' value='http://search.yahoo.com/search?p=' class=contactos_txt> ")
document.write("<img src=../img/yahoo.gif alt=yahoo></td></tr>")
document.write("<tr><td><input name='altavista' type='checkbox' value='http://www.altavista.com/web/results?q=' class=contactos_txt>")
document.write("<img src=../img/altavista.gif alt=altavista>")
document.write("<input name='lycos' type='checkbox' value='http://www.lycos.es/cgi-bin/pursuit?matchmode=and&mtemp=main.sites&query=' class=contactos_txt>")
document.write("<img src=../img/lycos.gif alt=lycos >")
document.write("</td></tr>")
document.write("<tr><td class=contactos_txt>Buscar : <input type='text' name='query' size=20  class=form>&nbsp; &nbsp;<input type='button' value='Buscar' onClick='Search()' class=boton_env></td></tr>")
document.write("</form>")
document.write("</table>")