Ext.onReady(function(){
    var tabs1 = Ext.createWidget('tabpanel', {
        renderTo: document.getElementById('tabs1'),
        activeTab: 0,
        width: '100%',
        height: 510,
        plain: true,
        defaults :{
        autoScroll: true,
         bodyPadding: 1
        },

        items: [{
                title: 'Forage and Supplements',
                loader: {
                    url: 'sub_list.php?list_it=50',
                    contentType: 'html',
                   loadMask: true
                },
                listeners: {
                    activate: function(tab) {
                        tab.loader.load();
                    }
                }
            },{
                title: 'Tenders',
                loader: {
                       url: 'sub_list.php?list_it=70',
                    contentType: 'html',
                 loadMask: true
                },
                listeners: {
                    activate: function(tab) {
                        tab.loader.load();
                    }
                }
            },{
                title: 'Hatching eggs',
                loader: {
                    url: 'sub_list.php?list_it=20',
                    contentType: 'html',
                 loadMask: true
                },
                listeners: {
                    activate: function(tab) {
                        tab.loader.load();
                    }
                }
            },{
                title: 'Derived products',
                loader: {
                    url: 'sub_list.php?list_it=30',
                    contentType: 'html',
                 loadMask: true
                },
                listeners: {
                    activate: function(tab) {
                        tab.loader.load();
                    }
                }
            },{
                title: 'Equipment and technology',
                loader: {
                    url: 'sub_list.php?list_it=60',
                    contentType: 'html',
                     loadMask: true
                },
                listeners: {
                    activate: function(tab) {
                        tab.loader.load();
                    }
                }
            },{
                title: 'Package',
                loader: {
                    url: 'sub_list.php?list_it=80',
                    contentType: 'html',
                  loadMask: true
                },
                listeners: {
                    activate: function(tab) {
                        tab.loader.load();
                    }
                }
            },{
                title: 'Veterinary science',
                loader: {
                    url: 'sub_list.php?list_it=40',
                    contentType: 'html',
                  loadMask: true
                },
                listeners: {
                    activate: function(tab) {
                        tab.loader.load();
                    }
                }
            }
        ]
    });

});