function switchImg(imgobj,imgsrc) {
        imgobj.src=imgsrc;
}

function switchImgObj(imgobj,newobj) {
        imgobj.src = newobj.src;
}

if (document.layers)  {
     NAVns = 1; NAVie = 0; 
} else {
     NAVns = 0; NAVie = 1;
     }
var imgobj = new Array;
var imgmo = new Array;
var sitelocatorpos = 0;
var ypos =0 ;

function mark(no) {
        imgobj[no].src = imgmo[no].src;
}

function norm(no) {
        imgobj[no].src = "/images/dropdown/blank.gif";
}
function BrowserCheck() {
        var b = navigator.appName
        if (b=="Netscape") this.b = "ns"
        else if (b=="Microsoft Internet Explorer") this.b = "ie"
        else this.b = b
        this.version = navigator.appVersion
        this.v = parseInt(this.version)
        this.ns = (this.b=="ns" && this.v>=4)
        this.ns4 = (this.b=="ns" && this.v==4)
        this.ns5 = (this.b=="ns" && this.v==5)
        this.ie = (this.b=="ie" && this.v>=4)
        this.ie4 = (this.version.indexOf('MSIE 4')>0)
        this.ie5 = (this.version.indexOf('MSIE 5')>0)
        this.min = (this.ns||this.ie)
}
is = new BrowserCheck()

function processPullDown(menuname,active) {
        var layerid = "pulldown"  + menuname;
//      alert("proccessPullDown("+layerid+","+active+")");
        if (active==1) {
                if (document.layers) {
                        if (document.layers[layerid]){
                                document.layers[layerid].visibility="show";
                        }
                }
                if (document.all) {
                        if (document.all[layerid]) {
                                document.all[layerid].style.visibility="visible";
                        }
                }
        }
        if (active==0) {
                if (document.layers) {
                        if (document.layers[layerid]){
                                document.layers[layerid].visibility="hide";
                        }
                }
                if (document.all) {
                        if (document.all[layerid]) {
                                document.all[layerid].style.visibility="hidden";        
                        }
                }
        }
}

function processPullDownSub(p1,p2,p3) {
        if (document.layers) {
                obj = document.layers["pulldown"+p1].document.layers["inner"+p2];
                if (obj) {
                        if (p3==1) {
                                obj.bgColor=pdHC[p1];
                        } else {
                                obj.bgColor=null;
                        }
                }
        }
        if (document.all) {
                obj = document.all["inner"+p2];
                if (obj) {
                        if (p3==1) {
                                obj.bgColor = pdHC[p1];
                        } else {
                                obj.bgColor = pdNC[p1];
                        }
                }
        }
}

function processPullDownSubImg(p1,p2) {
        if (p1) {
                if (p2==null) {
                        p1.src = "/images/dropdown/blank.gif";
                } else {
                        p1.src = p2.src;
                }
        }
}

function processPullDownSelect(layerno,innerlayerno,active,imgsrc,imgdest) {
        if (effect & 1 == 1) {
                processPullDownSub(layerno,innerlayerno,active);
        }
        if (effect & 2 == 2) {
                processPullDownSubImg(imgsrc,imgdest);
        }
}

function writeLayerDefinition(PDNo,FrameColor,BGColor,LineColor,AllRows) {
        
        var rowvalue = AllRows.split(",");

        if (document.layers) {
                document.write("<layer name='pulldown"+PDNo+"' pageX='0' pageY='88' visibility='hidden'");
                document.write(" onMouseOver=processPullDown('"+PDNo+"',1)");
                document.write(" onMouseOut=processPullDown('"+PDNo+"',0) width=1 z-index=99>");
        }
        if (document.all) {
                document.write("<div id='pulldown"+PDNo+"' style='position:absolute;top:88;left:0;visibility:hidden;z-index:99;width:1'");
                document.write(" onMouseOver=this.style.visibility='visible';");
                document.write(" onMouseOut=this.style.visibility='hidden';>");
        }
        if (document.layers || document.all) {
                document.write("<img src='/images/dropdown/blank.gif' height=1 width=1 border=0><br>");
                document.write("<table cellpadding=1 cellspacing=0 border=0 bgcolor="+FrameColor+"><tr><td>");
                document.write("<table cellpadding=0 cellspacing=0 border=0 bgcolor='"+BGColor+"'>");
        }
        var l = rowvalue.length-1;
        for(i=0; i<l;i+=4) {
                pdentryno = rowvalue[i];
                pdref = rowvalue[i+1];
                pdtarget = rowvalue[i+2];
                pdtext = rowvalue[i+3];

                if (document.layers) {
                        if (effect==1) {
                                document.write("<tr><td nowrap align=left><table cellpadding=0 cellspacing=0 border=0><tr>");
                                document.write("<td><img src='/images/dropdown/blank.gif' height=18 width=1 border=0></td>");
                                document.write("<td><a href='"+pdref+"' target='"+pdtarget+"'");
                                document.write(" onMouseOver=processPullDownSubImg(PullDownImg"+pdentryno+",PullDownMOImage"+PDNo+")");
                                document.write(" onMouseOut=processPullDownSubImg(PullDownImg"+pdentryno+",null)>");
                                document.write("<img name ='PullDownImg"+pdentryno+"' src='/images/dropdown/blank.gif' height=18 width=18 border=0></a></td>");
                                document.write("<td><a href='"+pdref+"' target='"+pdtarget+"' class='NAVPullDownLink"+PDNo+"'");
                                document.write(" onMouseOver=processPullDownSubImg(PullDownImg"+pdentryno+",PullDownMOImage"+PDNo+")");
                                document.write(" onMouseOut=processPullDownSubImg(PullDownImg"+pdentryno+",null)>"+pdtext+"</a></td>");
                                document.write("<td><a href='"+pdref+"' target='"+pdtarget+"'");        
                                document.write(" onMouseOver=processPullDownSubImg(PullDownImg"+pdentryno+",PullDownMOImage"+PDNo+")");
                                document.write(" onMouseOut=processPullDownSubImg(PullDownImg"+pdentryno+",null)>");
                                document.write("<img src='/images/dropdown/blank.gif' height=18 width=18 border=0></a></td></tr></table></td></tr>");
                        }
                        if (effect==2) {
                                document.write("<tr><td nowrap align=left>");
                                document.write("<ilayer name='inner"+pdentryno+"' width=100%>");
                                document.write("<a href='"+pdref+"' target='"+pdtarget+"' class='NAVPullDownLink"+PDNo+"'");
                                document.write(" onMouseOver=processPullDownSub('"+PDNo+"','"+pdentryno+"',1)");
                                document.write(" onMouseOut=processPullDownSub('"+PDNo+"','"+pdentryno+"',0)>");
                                document.write("<img src='/images/dropdown/blank.gif' height=18 width=18 border=0>");
                                document.write(""+pdtext+"");
                                document.write("<img src='/images/dropdown/blank.gif' height=18 width=18 border=0></a>");
                                document.write("</ilayer>");
                                document.write("</td></tr>");
                        }

                        if (i+4 < l) {
                                document.write("<tr><td>");
                                document.write("<table cellpadding=0 cellspacing=0 border=0 width=100%>");
                                document.write("<tr><td bgcolor='"+LineColor+"'><img src='/images/dropdown/blank.gif' height=1 width=1 border=0></td></tr>");
                                document.write("</table>");
                                document.writeln("</td></tr>");
                        }
                }
                
                if (document.all) {
                        if (effect==1) {
                                document.write("<tr><td nowrap align=left id=\'inner"+pdentryno+"\'>");
                                document.write("<table cellpadding=0 cellspacing=0 border=0>");
                                document.write("<tr><td><img src='/images/dropdown/blank.gif' height=18 width=1 border=0></a></td>");
                                document.write("<td><a href='"+pdref+"' target='"+pdtarget+"'");
                                document.write(" onMouseOver=processPullDownSubImg(PullDownImg"+pdentryno+",PullDownMOImage"+PDNo+")");
                                document.write(" onMouseOut=processPullDownSubImg(PullDownImg"+pdentryno+",null)>");
                                document.write("<img name ='PullDownImg"+pdentryno+"' src='/images/dropdown/blank.gif' height=18 width=18 border=0></td>");
                                document.write("<td nowrap align=left><a href='"+pdref+"' target='"+pdtarget+"' class='NAVPullDownLink"+PDNo+"'");
                                document.write(" onMouseOver=processPullDownSubImg(PullDownImg"+pdentryno+",PullDownMOImage"+PDNo+")");
                                document.write(" onMouseOut=processPullDownSubImg(PullDownImg"+pdentryno+",null)>"+pdtext+"</a></td>");
                                document.write("<td><a href='"+pdref+"' target='"+pdtarget+"'");
                                document.write(" onMouseOver=processPullDownSubImg(PullDownImg"+pdentryno+",PullDownMOImage"+PDNo+")");
                                document.write(" onMouseOut=processPullDownSubImg(PullDownImg"+pdentryno+",null)>");
                                document.write("<img src='/images/dropdown/blank.gif' height=18 width=18 border=0></a></td></tr></table></td></tr>");
                        }
                        if (effect==2) {
                                document.write("<tr><td nowrap align=left id=\'inner"+pdentryno+"\'>");
                                document.write("<table cellpadding=0 cellspacing=0 border=0>");
                                document.write("<td><a href='"+pdref+"' target='"+pdtarget+"'");
                                document.write(" onMouseOver=processPullDownSub('"+PDNo+"','"+pdentryno+"',1)");
                                document.write(" onMouseOut=processPullDownSub('"+PDNo+"','"+pdentryno+"',0)>");
                                document.write("<img name ='PullDownImg"+pdentryno+"' src='/images/dropdown/blank.gif' height=18 width=18 border=0></td>");
                                document.write("<td nowrap align=left><a href='"+pdref+"' target='"+pdtarget+"' class='NAVPullDownLink"+PDNo+"'");
                                document.write(" onMouseOver=processPullDownSub('"+PDNo+"','"+pdentryno+"',1)");
                                document.write(" onMouseOut=processPullDownSub('"+PDNo+"','"+pdentryno+"',0)>"+pdtext+"</a></td>");
                                document.write("<td><a href='"+pdref+"' target='"+pdtarget+"'");
                                document.write(" onMouseOver=processPullDownSub('"+PDNo+"','"+pdentryno+"',1)");
                                document.write(" onMouseOut=processPullDownSub('"+PDNo+"','"+pdentryno+"',0)>");
                                document.write("<img src='/images/dropdown/blank.gif' height=18 width=18 border=0></a></td></tr></table></td></tr>");
                        }
                        

                        if (i+4 < l) {
                                document.write("<tr><td>");
                                document.write("<table cellpadding=0 cellspacing=0 border=0 width=100%>");
                                document.write("<tr><td bgcolor='"+LineColor+"'><img src='/images/dropdown/blank.gif' height=1 width=1 border=0></td></tr>");
                                document.write("</table>");
                                document.writeln("</td></tr>");
                        }
                }
        
        }

        if (document.layers) {  
                document.write("</table>");
                document.write("</td></tr></table>");
                document.writeln("</layer>");
        }
        if (document.all) {
                document.write("</table>");
                document.write("</td></tr></table>");
                document.writeln("</div>")
        }
}

function initPullDown() {
    var arrdocnumbers = new Array ("000","100","200","300","400");
    var arrxsize = new Array (170,101,101,101);
    var arrleft = new Array (-1,-2,-3,-4);
    var leftpos = 0;
    var toppos = 88;
    var layername = "";

    n=0;
    for(i=0;i<arrdocnumbers.length;i++) {
        layername = "pulldown"+arrdocnumbers[i];
        if (document.layers) {
            obj = document.layers[layername];
            if (obj) {
                m = arrleft[n++];
                obj.pageX = leftpos + m;
                obj.pageY = toppos;
            }
        }
        if (document.all) {
            obj = document.all[layername];
            if (obj) {
                m = arrleft[n++];
                obj.style.left = leftpos + m;
                obj.style.top = toppos;
            }
        }
        leftpos += arrxsize[i]+1;
    }
    
}
var pdHC = new Array();
var pdNC = new Array();
effect = 1;
var PullDownMOImage100 = new Image();
PullDownMOImage100.src="/images/dropdown/ddarrow.gif";
var PullDownMOImage200 = new Image();
PullDownMOImage200.src="/images/dropdown/ddarrow.gif";
var PullDownMOImage300 = new Image();
PullDownMOImage300.src="/images/dropdown/ddarrow.gif";
var PullDownMOImage400 = new Image();
PullDownMOImage400.src="/images/dropdown/ddarrow.gif";

pdHC["100"] = "#CCF1FF";
pdHC["200"] = "#CCF1FF";
pdHC["300"] = "#CCF1FF";
pdHC["400"] = "#CCF1FF";

pdNC["100"] = "#CCF1FF";
pdNC["200"] = "#CCF1FF";
pdNC["300"] = "#CCF1FF";
pdNC["400"] = "#CCF1FF";
 
writeLayerDefinition("100","#FFFFFF","#CCF1FF","#FFFFFF","100001,/compania/index.asp,_self,Qui&eacute;nes Somos,100100,/compania/divisiones.asp,_self,Divisiones,100200,/compania/investigacion.asp,_self,Investigaci&oacute;n y Desarrollo,100300,/compania/centros.asp,_self,- Centros de Investigaci&oacute;n,100400,/compania/biotecnologia.asp,_self,- Biotecnolog&iacute;a,100500,/compania/hitos.asp,_self,Hitos en la Investigaci&oacute;n,100600,/compania/hitos_biotecnologia.asp,_self,- En Biotecnología,");
writeLayerDefinition("200","#FFFFFF","#CCF1FF","#FFFFFF","200001,/productos/index.asp,_self,Por &Aacute;rea de Acci&oacute;n...,200100,/productos/porproducto.asp,_self,Por Producto...,");
writeLayerDefinition("300","#FFFFFF","#CCF1FF","#FFFFFF","300001,/novedades/index.asp,_self,Archivo de Novedades,");
writeLayerDefinition("400","#FFFFFF","#CCF1FF","#FFFFFF","400001,/servicios/index.asp,_self,B&uacute;squeda R&aacute;pida,");
initPullDown()