Ext.onReady( function(){
	var texField = new Ext.form.TextField({
		x: 100,
		y: 0,
		name: 'to',
		anchor:'100%'
    });
    var form = new Ext.form.FormPanel({
        baseCls: 'x-plain',
        layout:'absolute',
        defaultType: 'textfield',
        items: [{
            x: 0,
            y: 5,
            xtype:'label',
            text: 'elementパラメータ'
        },texField]
    });

    var window = new Ext.Window({
        width: 300,
        height:100,
        minWidth: 300,
        minHeight: 100,
        layout: 'fit',
        plain:true,
        bodyStyle:'padding:5px;',
        buttonAlign:'center',
        items: form,
        buttons: [{
            text: 'show',
            handler: function ExtQuery(){
				var elems = Ext.query( texField.getValue() );
				var alertStr = '';
			    for( var idx = 0 ; idx < elems.length; idx++ ){
			        var el = Ext.get( elems[ idx ] );
					var content = (Ext.isGecko) 
						? el.dom.textContent
						: el.dom.innerText;
			        alertStr += 
			        	el.dom.tagName + 
			        	"#" + el.dom.id + 
			        	"." + el.dom.className + "\n";
			    }
			    if( alertStr.length != 0 )
				    alert( alertStr );
			}
        }]
    });
    window.show();
});