// ********************* Funciones Para los menus que siempre te salgan en pantalla con el nombre tabla_desplazar
function findScrollTop() {
	if (window.pageYOffset != null)
		return window.pageYOffset;
	if (document.body.scrollWidth != null)
		return document.body.scrollTop;
	return null;
}
var offsetTablaInicial = null;

function miOnScroll() {
	var top;
	//alert("scroll");
	if ( offsetTablaInicial==null) {
		offsetTablaInicial = document.all["tabla_desplazar"].offsetTop;
	} else {
		top = findScrollTop();
		if (top!=null) {
			if (top>offsetTablaInicial) {
				document.all["tabla_desplazar"].style.top = top;				
			} else {
				document.all["tabla_desplazar"].style.top = offsetTablaInicial;
			}
		}				
	}
}


function eliminarEntradaAsiento(numero) {
	if (confirm("¿Seguro que desea eliminar esta linea?")) {
		eval("document.formulario.importe_"+numero+".value='';");
		eval("document.formulario.cuenta_"+numero+".value='';");
	}
	return;
}

function changeDisplay(id) {
	//Permite ocultar o ver un elemento:
	var nodo=document.all[id];
	if (nodo.style.display=="none") {
		nodo.style.display="block";
	} else {
		nodo.style.display="none";
	}
}

function openWindow(url, ancho, alto) {
	strancho=ancho;
	stralto=alto;
	if (ancho==null) strancho = 600;
	if (alto==null) stralto = 360;
	window.open(url,"","resizable=yes,status=1,scrollbars=1,width="+strancho+",height="+stralto,false);
}

 
function comprobarTabla(form) {
	var res;
	res = true;
	if (form.op.value=="guardar_cliente") {
		if (trim(form.empresa.value)=="") {
			alert("El nombre de la empresa no puede ser vacio");
			res = false;
		}
	} else if (form.op.value=="guardar_contacto") {
		if (trim(form.nombre.value)+trim(form.apellidos.value)=="") {
			alert("El nombre o los apellidos del Contacto no puede ser Vacio");
			res = false;
		}
	} else if (form.op.value=="guardar_centro") {
		if (trim(form.centro.value)=="") {
			alert("El nombre del Centro no puede ser Vacio");
			res = false;
		}
	} else if (form.op.value=="guardar_consumo") {
		if (trim(form.idproducto.value)=="") {
			alert("El nombre del Producto no puede ser Vacio");
			res = false;
		}
	}
	return res;
}

function openLogin() {
	var url="popup_login.php";
	window.open(url,"","resizable=0,status=0,scrollbars=0,width=200,height=140",false);
	//window.open(url,"","",false);
}

function openBigWindow(url) {
	window.open(url,"","resizable=yes,status=1,scrollbars=1,width=540,height=480",false);
}

function setEmpresa(nombre, id) {
	//Si la nueva empresa es distinta, borro el codigo del centro
	if (window.opener.document.formulario.idempresa.value != id) {
		window.opener.document.formulario.idcentro.value="";
	}
	window.opener.document.formulario.idempresa.value=id;
	window.opener.document.formulario.empresa.value=nombre;
	window.close();
}

function setProducto(id, codigo, nombre) {
	window.opener.document.formulario.idproducto.value=id;
	window.opener.document.formulario.producto.value=nombre;
	window.opener.document.formulario.codigo.value=codigo;
	window.close();
}

function setEmpresaFromCentro(nombre, id) {
	window.opener.document.formulario.idempresa.value=id;
	window.opener.document.formulario.empresa.value=nombre;
	window.close();
}

function setCentro(nombre, id, nombre_empresa, idempresa) {
	window.opener.document.formulario.idempresa.value=idempresa;
	window.opener.document.formulario.empresa.value=nombre_empresa;
	window.opener.document.formulario.idcentro.value=id;
	window.opener.document.formulario.centro.value=nombre;
	window.close();
}

function setDireccion( form ) {
	var documentForm = window.opener.document.formulario;
	if (documentForm.direccion!=null) documentForm.direccion.value=form.direccion.value;
	if (documentForm.poblacion!=null) documentForm.poblacion.value=form.poblacion.value;
	if (documentForm.cp!=null) documentForm.cp.value=form.cp.value;
	if (documentForm.idprovincia!=null) documentForm.idprovincia.value=form.idprovincia.value;
	if (documentForm.pais!=null) documentForm.pais.value=form.pais.value;
	if (documentForm.telefono!=null) documentForm.telefono.value=form.telefono.value;
	if (documentForm.fax!=null) documentForm.fax.value=form.fax.value;
	if (documentForm.direccion_matiz!=null) documentForm.direccion_matiz[1].checked=true;
	window.close();
}

function trim(inputString) {
   // Removes leading and trailing spaces from the passed string. Also removes
   // consecutive spaces and replaces it with one space. If something besides
   // a string is passed in (null, custom object, etc.) then return the input.
   if (typeof inputString != "string") { return inputString; }
   var retValue = inputString;
   var ch = retValue.substring(0, 1);
   while (ch == " ") { // Check for spaces at the beginning of the string
      retValue = retValue.substring(1, retValue.length);
      ch = retValue.substring(0, 1);
   }
   ch = retValue.substring(retValue.length-1, retValue.length);
   while (ch == " ") { // Check for spaces at the end of the string
      retValue = retValue.substring(0, retValue.length-1);
      ch = retValue.substring(retValue.length-1, retValue.length);
   }
   while (retValue.indexOf("  ") != -1) { // Note that there are two spaces in the string - look for multiple spaces within the string
      retValue = retValue.substring(0, retValue.indexOf("  ")) + retValue.substring(retValue.indexOf("  ")+1, retValue.length); // Again, there are two spaces in each of the strings
   }
   return retValue; // Return the trimmed string back to the user
} // Ends the "trim" function

function resaltarGuardar() {
	var element = document.getElementById("boton_guardar");
	if (element!=null) {
		element.innerHTML ="* Guardar *";
	}
}

function abrirMail() {
	if (event.ctrlKey) {
		event.returnValue=false;
		window.open('http://www.varaderoweb.com/cgi-bin/sqwebmail');
		return false;
	}
}

function getElement( id ) {
	var element;
	if (document.getElementById==null) {
		element = document.all[id];
	} else {
		element =document.getElementById(id);
	}
	return element;
}

function toggleOcultacion(partner) {
	var table = getElement(partner);
	if (table!=null) {
		if (table.style.display=="none") table.style.display="block";
		else table.style.display="none";
	}
}

function mostrarOcultacion(partner) {
	var table = getElement(partner);
	table.style.display="block";	
}

function ocultarOcultacion(partner) {
	var table = getElement(partner);
	table.style.display="none";	
}

function onchange_data() {
	var f = document.form_q;
	var seccion=f.seccion.options[f.seccion.selectedIndex].value;
	var proveedor=f.proveedor.options[f.proveedor.selectedIndex].value;
	var marca=f.marca.options[f.marca.selectedIndex].value;
	var modelo=f.modelo.value;
	window.location.href="cm_ls_productos.php?seccion="+seccion+"&proveedor="+proveedor+"&marca="+marca+"&modelo="+modelo;
}

function urlencode(ch) {
   ch = escape(ch);
   ch = ch.replace(/[+]/g,"%2B");
   return  ch;
}

function esVacio(cadena) {
	if (trim(cadena)=="") return true;
	else return false;
}


function replaceSubstring(inputString, fromString, toString) {
   // Goes through the inputString and replaces every occurrence of fromString with toString
   var temp = inputString;
   if (fromString == "") {
      return inputString;
   }
   if (toString.indexOf(fromString) == -1) { // If the string being replaced is not a part of the replacement string (normal situation)
      while (temp.indexOf(fromString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(fromString));
         var toTheRight = temp.substring(temp.indexOf(fromString)+fromString.length, temp.length);
         temp = toTheLeft + toString + toTheRight;
      }
   } else { // String being replaced is part of replacement string (like "+" being replaced with "++") - prevent an infinite loop
      var midStrings = new Array("~", "`", "_", "^", "#");
      var midStringLen = 1;
      var midString = "";
      // Find a string that doesn't exist in the inputString to be used
      // as an "inbetween" string
      while (midString == "") {
         for (var i=0; i < midStrings.length; i++) {
            var tempMidString = "";
            for (var j=0; j < midStringLen; j++) { tempMidString += midStrings[i]; }
            if (fromString.indexOf(tempMidString) == -1) {
               midString = tempMidString;
               i = midStrings.length + 1;
            }
         }
      } // Keep on going until we build an "inbetween" string that doesn't exist
      // Now go through and do two replaces - first, replace the "fromString" with the "inbetween" string
      while (temp.indexOf(fromString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(fromString));
         var toTheRight = temp.substring(temp.indexOf(fromString)+fromString.length, temp.length);
         temp = toTheLeft + midString + toTheRight;
      }
      // Next, replace the "inbetween" string with the "toString"
      while (temp.indexOf(midString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(midString));
         var toTheRight = temp.substring(temp.indexOf(midString)+midString.length, temp.length);
         temp = toTheLeft + toString + toTheRight;
      }
   } // Ends the check to see if the string being replaced is part of the replacement string or not
   return temp; // Send the updated string back to the user
} // Ends the "replaceSubstring" function

	
    function revisarForm() {
		if (dato==1 ){
			return false;
		}else{
			return true;
		}
	}

	function cambio() {
		dato=1;
	}
	function compruebaCampos() {
		
		return true;
	}

function nuevoCampo(nodo,strTitle,nuevoTexto ) {
	var res = nuevoTexto;
	var re;
	re = new RegExp('<([^>]*='+strTitle+'_)([0-9]*)','g'); 
	res = res.replace(re, '<$1'+idCampos);
	re = new RegExp('<([^>]*="'+strTitle+'_)([0-9]*)','g'); 
	res = res.replace(re, '<$1'+idCampos);

	re = new RegExp('Campo ([0-9]*):','g'); 
	res = res.replace(re, 'Campo '+idCampos);
	
	var strSpan = nodo.id.substring(0, nodo.id.length-4 ) + "span";
	var span = getElement( strSpan );
	elem = document.createElement("div");
	elem.id = strTitle+"_" + idCampos+ "_span";
	idCampos++; 
	elem.innerHTML = res;
	//alert(res);
	span.parentNode.appendChild( elem );
	return idCampos-1;
}


function eliminarCampo(nodo) {
	var nodoPadre = getPadreConId(nodo);
	if (confirm('¿Seguro que desea eliminar este elemento?')) {
		var nodo = nodoPadre;
		nodo.parentNode.removeChild( nodo );		
	}
	return false;
}


function getLeftToLast(cadena, delim, num) {
        var pos;
        var res=cadena;
        for(i=0;i<num;i++) {
                pos = res.lastIndexOf(delim);
                if (pos!=-1) {
                        res = res.substring(0,pos);
                }
        }
        return res;
}


function openWindowFoto(url) {
	
	var strancho;
	var stralto;
	//if (ancho==null) strancho = 530;
	//if (alto==null) stralto = 360;

	a = new Image();
	a.src=url;
	strancho = a.width+30;
	stralto = a.height+30;

	
	window.open("view_foto.php?imagen="+url,"","resizable=yes,status=1,scrollbars=0,width="+strancho+",height="+stralto,false);
}


/* Dado un nodo te devuelve el nodo del primer nodo padre que tenga el campo id*/
function getPadreConId(nodo) {
	var res=null;
	if (nodo.id!=null) {
		if (nodo.id!="") {
			res = nodo;
		}
	}
	if (res==null) res = getPadreConId(nodo.parentNode);
	return res;
}


function getValor(item) {
		var res;
		res="";
		if (item!=null) {
			if (item.value==null) {
				for (i=0;i<item.length;i++) {
					if (item[i].checked==true) {
							res=item[i].value;
					}
				}
			} else {
				res = item.value;
			}
		}
		return res;
}