Ext.ns('Ghs', 'Ext.ghs', 'Ext.ux');

Ext.ghs = function(config){
    Ext.apply(this, config);
    Ext.ghs.superclass.constructor.call(this);
	this.addEvents({
		'create' : true
    });
	
    this.fireEvent('create', this);
};

Ext.extend(Ext.ghs, Ext.util.Observable, {
	
	jsGet : function(sParam){
		var params = Ext.urlDecode(window.location.search.substring(1));
		return(params[sParam]);
	},
	
	portal : function(frm,target) {
		var url = 'http://portalinfo.ghsix.com.br?comp=128',
			usr = frm['cnpj'].value||'',
			pass = frm['senha'].value||'';

		if (usr) {
			url += '&u='+this.base64.encode(usr);
			url += '&p='+this.base64.encode(pass);
		
			window.open(url, target||'_self');
		}

		return false;
	},

	base64 : {

	    base64s : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",
	    
	    encode: function(decStr){
	        if (typeof btoa === 'function') {
	             return btoa(decStr);            
	        }
	        var base64s = this.base64s;
	        var bits;
	        var dual;
	        var i = 0;
	        var encOut = "";
	        while(decStr.length >= i + 3){
	            bits = (decStr.charCodeAt(i++) & 0xff) <<16 | (decStr.charCodeAt(i++) & 0xff) <<8 | decStr.charCodeAt(i++) & 0xff;
	            encOut += base64s.charAt((bits & 0x00fc0000) >>18) + base64s.charAt((bits & 0x0003f000) >>12) + base64s.charAt((bits & 0x00000fc0) >> 6) + base64s.charAt((bits & 0x0000003f));
	        }
	        if(decStr.length -i > 0 && decStr.length -i < 3){
	            dual = Boolean(decStr.length -i -1);
	            bits = ((decStr.charCodeAt(i++) & 0xff) <<16) |    (dual ? (decStr.charCodeAt(i) & 0xff) <<8 : 0);
	            encOut += base64s.charAt((bits & 0x00fc0000) >>18) + base64s.charAt((bits & 0x0003f000) >>12) + (dual ? base64s.charAt((bits & 0x00000fc0) >>6) : '=') + '=';
	        }
	        return(encOut);
	    },
	    
	    decode: function(encStr){
	        if (typeof atob === 'function') {
	            return atob(encStr); 
	        }
	        var base64s = this.base64s;        
	        var bits;
	        var decOut = "";
	        var i = 0;
	        for(; i<encStr.length; i += 4){
	            bits = (base64s.indexOf(encStr.charAt(i)) & 0xff) <<18 | (base64s.indexOf(encStr.charAt(i +1)) & 0xff) <<12 | (base64s.indexOf(encStr.charAt(i +2)) & 0xff) << 6 | base64s.indexOf(encStr.charAt(i +3)) & 0xff;
	            decOut += String.fromCharCode((bits & 0xff0000) >>16, (bits & 0xff00) >>8, bits & 0xff);
	        }
	        if(encStr.charCodeAt(i -2) == 61){
	            return(decOut.substring(0, decOut.length -2));
	        }
	        else if(encStr.charCodeAt(i -1) == 61){
	            return(decOut.substring(0, decOut.length -1));
	        }
	        else {
	            return(decOut);
	        }
	    }

	},  

	pula : function(input, proximo){
		if (input.value.length == 14) {
			var n = document.getElementsByName(proximo)[0];
			n.focus();
		}
	}
}
);