(function(){
var 
	form = $('.form'),
	cache_width = form.width(),
	a4  =[ 895.28,  541.89];  // for a4 size paper width and height

$('#print').on('click',function(){
  
  $('body').scrollTop(0);
 	createPDF();
});
//create pdf
function createPDF(){
/*	getCanvas().then(function(canvas){
		var 
		img = canvas.toDataURL("image/png"),
		doc = new jsPDF({
          unit:'px', 
          format:'a4'
        });     
        doc.addImage(img, 'JPEG', 1500, 1000);
        doc.save('test.pdf');
        form.width(cache_width);
	}); */
     html2canvas( document.getElementById("printscreen"),{
           onrendered: function(canvas) {
            
              var data =  canvas.toDataURL("image/png") ;
 
              doc = new jsPDF({
                unit:'px',
                format:'c4'
              });     
              doc.addImage(data, 'JPEG', 20, 20);
              doc.save('test.pdf');
              form.width(cache_width);
              
             },
              width: 1700.55,
              height: 1541.89
           
           });
}

// create canvas object
function getCanvas(){
	form.width((a4[0]*1.33333) -80).css('max-width','none');
	return html2canvas(form,{
    //	imageTimeout:2000,
    	removeContainer:true
    });	
}

}());