fix init bug when script in document don't have src
fix init bug when script in document don't have src

stefanocudini/Leaflet,msokk/Leaflet,kumy/Leaflet,jblarsen/Leaflet,beni55/Leaflet,javimolla/Leaflet,webmechanicx/Leaflet,sisou/Leaflet,msokk/Leaflet,Ubisense/Leaflet,fab1an/Leaflet,AndBicScadMedia/Leaflet,nycitt/Leaflet,frogcat/Leaflet,wancharle/Leaflet,sambernet/Leaflet,akauppi/Leaflet,tormi/Leaflet,starsolaris/Leaflet,nikhildhamsaniya/Leaflet,sellonen/Leaflet,akauppi/Leaflet,rlugojr/Leaflet,RobertoMalatesta/Leaflet,akrzyzanowskino/TeamSE,codeator/Leaflet,mediasuitenz/Leaflet,pzdz/Leaflet,snkashis/Leaflet,w8r/Leaflet,Leaflet/Leaflet,CapeSepias/Leaflet,beni55/Leaflet,RobertoMalatesta/Leaflet,MuellerMatthew/Leaflet,frogcat/Leaflet,jblarsen/Leaflet,Leaflet/Leaflet,Neorth/Leaflet,iamjonbradley/Leaflet,kjell/Leaflet,geoloep/Leaflet,wpf500/Leaflet,akrzyzanowskino/TeamSE,klaftertief/Leaflet,alex2wong/Leaflet,wancharle/Leaflet,tsantacruz/RotationalMarker,AndBicScadMedia/Leaflet,webmechanicx/Leaflet,tsantacruz/RotationalMarker,RyanHickman/Leaflet,CorainChicago/Leaflet,sellonen/Leaflet,RyanHickman/Leaflet,brah/Leaflet,mediasuitenz/Leaflet,CorainChicago/Leaflet,fab1an/Leaflet,beni55/Leaflet,AndBicScadMedia/Leaflet,twoubt/Leaflet,brah/Leaflet,nikhildhamsaniya/Leaflet,snkashis/Leaflet,klaftertief/Leaflet,kumy/Leaflet,mbrukman/Leaflet,Srikanth4/Leaflet,tomnod/Leaflet,Ossehoht/Leaflet,jmutua2015/Leaflet,akrzyzanowskino/TeamSE,RobertoMalatesta/Leaflet,elfalem/Leaflet,tomnod/Leaflet,pakro/Leaflet,davojta/Leaflet,elkingtonmcb/Leaflet,geoloep/Leaflet,Ossehoht/Leaflet,2gis/Leaflet,davojta/Leaflet,CapeSepias/Leaflet,rlugojr/Leaflet,codeator/Leaflet,codeator/Leaflet,AP-whitehat/Leaflet,Fil/Leaflet,Leaflet/Leaflet,AP-whitehat/Leaflet,msiadak/Leaflet,wrrnwng/Leaflet,bbecquet/Leaflet,stefanocudini/Leaflet,devjoseluis/Leaflet,jasonoverland/Leaflet,pakro/Leaflet,nathancahill/Leaflet,iOffice/Leaflet,cmulders/Leaflet,wpf500/Leaflet,eriksjaastad/Leaflet,elfalem/Leaflet,wancharle/Leaflet,cartant/Leaflet,2gis/Leaflet,CorainChicago/Leaflet,cartant/Leaflet,Ossehoht/Leaflet,sisou/Leaflet,jasonoverland/Leaflet,pakro/Leaflet,alex2wong/Leaflet,elkingtonmcb/Leaflet,devjoseluis/Leaflet,hyperknot/Leaflet,pzdz/Leaflet,hyperknot/Leaflet,snkashis/Leaflet,msiadak/Leaflet,nycitt/Leaflet,wpf500/Leaflet,sambernet/Leaflet,nathancahill/Leaflet,Trufi/Leaflet,andrewmartini/Leaflet,jmutua2015/Leaflet,mbrukman/Leaflet,CapeSepias/Leaflet,tormi/Leaflet,w8r/Leaflet,iOffice/Leaflet,nikhildhamsaniya/Leaflet,scaddenp/Leaflet,javimolla/Leaflet,stefanocudini/Leaflet,Neorth/Leaflet,andrewmartini/Leaflet,Srikanth4/Leaflet,2gis/Leaflet,pzdz/Leaflet,elfalem/Leaflet,bbecquet/Leaflet,wrrnwng/Leaflet,fab1an/Leaflet,devjoseluis/Leaflet,jmutua2015/Leaflet,w8r/Leaflet,tomnod/Leaflet,scaddenp/Leaflet,tormi/Leaflet,msiadak/Leaflet,tsantacruz/RotationalMarker,iZucken/Leaflet,eriksjaastad/Leaflet,nathancahill/Leaflet,jasonoverland/Leaflet,Ubisense/Leaflet,sellonen/Leaflet,hyperknot/Leaflet,RyanHickman/Leaflet,webmechanicx/Leaflet,cmulders/Leaflet,rlugojr/Leaflet,klaftertief/Leaflet,MuellerMatthew/Leaflet,davojta/Leaflet,Fil/Leaflet,kumy/Leaflet,sambernet/Leaflet,twoubt/Leaflet,Fil/Leaflet,jblarsen/Leaflet,starsolaris/Leaflet,sisou/Leaflet,scaddenp/Leaflet,eriksjaastad/Leaflet,kjell/Leaflet,brah/Leaflet,mediasuitenz/Leaflet,cartant/Leaflet,elkingtonmcb/Leaflet,iamjonbradley/Leaflet,MuellerMatthew/Leaflet,frogcat/Leaflet,mbrukman/Leaflet,alex2wong/Leaflet,Neorth/Leaflet,AP-whitehat/Leaflet,iOffice/Leaflet,starsolaris/Leaflet,iZucken/Leaflet,msokk/Leaflet,Trufi/Leaflet,andrewmartini/Leaflet,Trufi/Leaflet,cmulders/Leaflet,nycitt/Leaflet,iamjonbradley/Leaflet,akauppi/Leaflet,Srikanth4/Leaflet,geoloep/Leaflet,javimolla/Leaflet,wrrnwng/Leaflet,twoubt/Leaflet,bbecquet/Leaflet,iZucken/Leaflet,Ubisense/Leaflet